Trigonometry

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  • Опубліковано 4 січ 2025

КОМЕНТАРІ • 564

  • @TheOrganicChemistryTutor
    @TheOrganicChemistryTutor  Рік тому +68

    Trigonometry - Free Formula Sheet: bit.ly/47diggI
    Trigonometry Video Lessons: www.video-tutor.net/basic-trigonometry.html

    • @RobertBryantDiloy-lg2li
      @RobertBryantDiloy-lg2li 10 місяців тому +2

      11 is opposite
      x= is adjacent
      ?= is hypotenuse
      Find x before solving for ?

    • @operator415baza
      @operator415baza 6 місяців тому +1

      @@RobertBryantDiloy-lg2lix could be any number, than to find hypotenuse you can use c = sqrt(11^2+x^2). i mean there a lot of solutions, pick whatever you want

    • @Kreator0111
      @Kreator0111 Місяць тому +1

      @@operator415baza thanks

  • @darrylkid210
    @darrylkid210 6 років тому +2725

    When I acquire my 1st engineering job, a house and a relationship, I'm sure as hell donating an arm and a leg to you because you are the reason why I'm succeeding in my college career.

    • @gamerking-eq2xl
      @gamerking-eq2xl 4 роки тому +50

      Did you get it

    • @multi_editsj1851
      @multi_editsj1851 4 роки тому +34

      Please update us!

    • @gamerking-eq2xl
      @gamerking-eq2xl 4 роки тому +31

      ​@@multi_editsj1851 I think he did'nt get it

    • @justhiro6675
      @justhiro6675 4 роки тому +230

      @@gamerking-eq2xl he probably changed his mind that he doesn't wanna donate his arms and legs

    • @zdn12327
      @zdn12327 4 роки тому +11

      @@gamerking-eq2xl rip

  • @Jellyfishgift
    @Jellyfishgift 2 роки тому +255

    6:06 Special right angle triangles
    17:10 Exact values
    22:15 Exact values of angles greater than 90
    32:40 Exact values of angles greater than 90 negative example

  • @missasyan
    @missasyan 3 роки тому +438

    "hm, i almost lost my train of thought there"
    A great reminder you're also human and not some super smart math android with a cool voice, haha. Thanks so much for taking the time to make these videos!

    • @colewalker2916
      @colewalker2916 3 роки тому +23

      When he said that it makes him sound more like a robot

    • @neoaviation1836
      @neoaviation1836 6 місяців тому +2

      That sounded exactly like an android robot when he said that

    • @neoaviation1836
      @neoaviation1836 6 місяців тому

      Still a good video

  • @marcus_407
    @marcus_407 4 роки тому +587

    My man's going to heaven, for real💯

  • @juliemkpandiok136
    @juliemkpandiok136 6 років тому +526

    This helped so much. You're the reason why I'm actually getting As and loving physics even more. Thank you

    • @TheOrganicChemistryTutor
      @TheOrganicChemistryTutor  6 років тому +246

      You're very welcome.

    • @irodaikromxonova9556
      @irodaikromxonova9556 3 роки тому +6

      @@TheOrganicChemistryTutor hello
      27:57 how do u know length of the sides like 1, √3 ? I didn't understand that :')

    • @avocadomusician2912
      @avocadomusician2912 2 роки тому +7

      @@irodaikromxonova9556 That is one of the basic Pythagorean triplets we use for trigonometry

    • @irodaikromxonova9556
      @irodaikromxonova9556 2 роки тому +4

      @@avocadomusician2912 aha, you mean standard table?)

    • @avocadomusician2912
      @avocadomusician2912 2 роки тому +4

      @@irodaikromxonova9556 Yes but for basic understanding: Use the smallest natural numbers 1 and 2 as perpendicular and base and using Pythagoras theorem you get base as √3

  • @nextlevel9665
    @nextlevel9665 6 місяців тому +8

    I don't mind if you read this or not, I've been watching you for years. I have no words to explain how much of a help you have been to me; you are the major factor for the straight grades and best math student awards I received throughout my career. You are the GREATEST math tutor I've ever had, I respect you from the bottom of my heart thank you

  • @shay3820
    @shay3820 3 роки тому +26

    I know I'm late, but you are my trig savior. Watching this playlist brought my grade up 2 letter grades, and I seriously can't thank you enough

  • @GrotesqueDeth
    @GrotesqueDeth 2 роки тому +135

    I wish you were a teacher for computer science . You explain EVERYTHING so well in all of your videos . It's remarkable. Thank you for these videos 🙏

    • @s4j6e
      @s4j6e Рік тому +2

      Yo next year imma take cs, is everything going well for u?

    • @GrotesqueDeth
      @GrotesqueDeth Рік тому +4

      @@s4j6e well, I'm taking four classes and my physics and calculus classes are accelerated so it's a bit of a struggle

    • @EliasHaile-hi7ex
      @EliasHaile-hi7ex 5 місяців тому +1

      BroCode is the goat of computer science he is like the organic chem tutor

    • @GrotesqueDeth
      @GrotesqueDeth 5 місяців тому +2

      @@EliasHaile-hi7ex no way?? Thanks for the info! 🙏🏼🙏🏼

  • @georgesadler7830
    @georgesadler7830 3 роки тому +34

    MR. Organic Chemistry Tutor, thank you for a solid introduction to Trigonometry. This is a beautiful start to old fashion mathematics.

  • @simplekanal4339
    @simplekanal4339 Рік тому +19

    Bro ,i love you,YOUR EXPLANATIONS ARE AMAZING.Just imagine to how many students did you help,you are doing crazy stuff man

  • @笨蛋バカ
    @笨蛋バカ 3 роки тому +29

    i am going to have test tomorrow with this chapters it help me a lot best math class i have ever had (You save my GRADE)

  • @greedylittleking5714
    @greedylittleking5714 2 роки тому +7

    Grade 9, my teacher didnt finish this trig because of pandemic.. now im in grade 12 and taking physics and I need to go back to this.... You helped me a lot my hero. One day when i have finished my study I will support this channel by being a youtube membership... but for now I'll be just an avid learner

  • @maheshguragai2637
    @maheshguragai2637 4 роки тому +32

    You are the true example of a true real teacher
    Iam impressed ♥️💙💚❤😊thank you so much sir

  • @akioyamazaki6846
    @akioyamazaki6846 День тому

    It's gonna take some years for me to finish studying, but when it does finish I will definitely be back for you Organic chemistry Tutor. Thank you so much for making videos like these where a student like me who lacks guidance and who doesn't have a good foundation is Learning and building up his own foundation. You're amazing for making all these free resources for us. Thank you.

  • @IceCream-ey2kg
    @IceCream-ey2kg 3 роки тому +8

    I sat through the entire video on 1.5x and I have a good grasp on basic trig now... Thank you.

  • @RithwinSK
    @RithwinSK Рік тому +20

    For the basic values of theta for sin cos tan (0,30,45,60,90) you can use the trig hand trick
    Face your palm toward you and label your pinky (0°) and move up with the other basic values.
    To find sin(30°) count the number of fingers below whatever finger is labelled for 30°(ring), so there is one finger below your ring finger(pinky)
    For sin:
    Sqroot of number of fingers below/2
    For cos vice versa:
    Sqroot of number of fingers above/2
    For tan flip your hand over so your nails face you(your pinky is still 0 but it’s counting down now):
    Sqroot of the number of fingers above/number of fingers below
    👍

    • @maarkaus48
      @maarkaus48 6 місяців тому

      This is actually very helpful. thank you.

  • @happygood_ave
    @happygood_ave 3 роки тому +4

    I'm going to take BSCE as my course. and some video said i should master trigo. And there you are my savior. Thanks alot

  • @warrenpostsstuff4364
    @warrenpostsstuff4364 2 роки тому +21

    I start my undergraduate as an engineering freshman in about a month and a half, this man is the reason I'm here at all. Big thanks to you, Organic Chemistry Tutor 🙏 When I graduate in 4-5ish years I'll definitely have to come back to this video to drop another big thank you for helping me through my college days lmao

    • @darrenfrancis8126
      @darrenfrancis8126 2 роки тому

      drop a fat dono

    • @mikkst
      @mikkst 2 роки тому +1

      Hows the first weeks going man

    • @warrenpostsstuff4364
      @warrenpostsstuff4364 2 роки тому +4

      @@mikkst its brutal out here, but i actually really like university. i feel like im thriving in chemistry and math but not so much in my actual engineering classes lmfao

    • @SidemenLOLMomments
      @SidemenLOLMomments Рік тому +1

      @@warrenpostsstuff4364 How is the first year going man.

    • @warrenpostsstuff4364
      @warrenpostsstuff4364 Рік тому +6

      @SidemenLOLMomments First year went amazing, thanks for checking in! I made the Dean's list with straight As at the end of it, and I'm transferring into the premedical version of my engineering major this winter. It'll be brutal out here doing premed engineering 💀 but it'll be worth it.
      And as always OChem Tutor out here still helping me through 🙏

  • @randomwhisperer3228
    @randomwhisperer3228 2 роки тому +4

    I want to say thank you so much, I was scared for my trig course next year but now I feel better thanks to you

  • @sanbhai3320
    @sanbhai3320 8 місяців тому +1

    I salute you, Mr. Organic Chemistry Tutor.
    You explained the unit circle like no one else before and you nailed it.

    • @Mojahid-i2v
      @Mojahid-i2v 7 місяців тому

      I don’t understand

  • @momandom773
    @momandom773 3 роки тому +16

    Just 9 yrs and this channel helps me learn

    • @360bot7
      @360bot7 3 роки тому +5

      Don't care

    • @k1ra141
      @k1ra141 2 роки тому +1

      Ya you have a grammer like a 9 yr old kid.

    • @freemyiphone
      @freemyiphone Рік тому

      ​@@360bot7he didn't ask and if you don't care then why you comment

    • @arina4030
      @arina4030 11 місяців тому +1

      why does a 9 year old have to learn this

    • @henrykmichalski2906
      @henrykmichalski2906 10 місяців тому

      @@arina4030 mby just because they want to

  • @fatekiller
    @fatekiller Рік тому +3

    as a kid that is still in middle school I found this video very helpful and easy to understand and keep up the good work

  • @paull2937
    @paull2937 2 роки тому +53

    Here’s a formula for pythagorean triples. Given n>or=3, any odd length side n, which is the shortest side, take n^2/2, and +/- 0.5 to this number. And you have a pythagorean triple. For example, take the number 13. 13^2/2 = 84.5. The 2 other side lengths are 84.5 +/- 0.5, which is 84 and 85. And there you go. 13, 84 and 85 is a pythagorean triple. No need to memorize anything.

    • @conway3452
      @conway3452 2 роки тому +3

      cool

    • @Rebecca-qw1qc
      @Rebecca-qw1qc 2 роки тому +2

      thank you for this omg

    • @Elmarts
      @Elmarts 2 роки тому +2

      Bruuh i thought that everyone knows this formula

    • @beyourowncatalyst
      @beyourowncatalyst Рік тому +3

      doesnt work with 8

    • @paull2937
      @paull2937 Рік тому +5

      @@beyourowncatalyst There’s another formula for that. Divide by 2 to get 4, square it to get 16, and +/- 1 to get 15 and 17. 8-15-17 is one of them.

  • @m_romm
    @m_romm 25 днів тому

    Just randomly woke up to this and remember using this guys stuff years ago when I went back to school at 28. In my 30s now getting ready to do a crown prep exam in dental school.

  • @Bussahshot
    @Bussahshot 8 місяців тому

    Sir you helped me pass organic chem, and Trig. I want you to know how much of a godsend you are as a teacher. As a person who despised science and math you have opened a new world of a clarity. For that I thank you.

  • @El-de6nj
    @El-de6nj 3 місяці тому

    I'm currently doing a year (junior hs year) abroad , taking classes in a language I don't understand. This is a life saver for me, thank you so much

  • @MordecaiAsinyame
    @MordecaiAsinyame 16 днів тому

    Best math and physics tutor I've ever met

  • @malakaisharick-duckworth3687
    @malakaisharick-duckworth3687 4 роки тому +2

    Thank you. these videos are very helpful to me because my math teacher doesn't actually teach anything, he just has us read how to do it online and watch videos that don't help

  • @lukescott8566
    @lukescott8566 9 місяців тому

    Your videos are helping me so much, got a rigging exam in a few weeks. And your explaining it so well, better than my teacher did many years ago. 👍🏼

  • @batsscreaming89
    @batsscreaming89 3 місяці тому +1

    I seriously adore the guy of this channel, I could watch these videos for hours despite the fact I dislike math. Because he explains it so well. Does any1 know a similar channel for other subjects??

  • @Motivation_Station_Neo
    @Motivation_Station_Neo 3 роки тому +5

    Best tutor, after following your tutorials I’m now confident

  • @thehobbit45
    @thehobbit45 3 роки тому +8

    Thank you so much for this video it really helps my high school, science students. You rock.

  • @christianarellano3416
    @christianarellano3416 3 роки тому +5

    Your Video help me a lot in reviewing Algebra, Geometry, and Trigonometry I am sure I will succeed in entrance exam, because you're video give me ways to understand mathematics.

  • @resvolver
    @resvolver 2 роки тому +1

    the only teacher u need is this man, and all of youtube

  • @theprifeckt9776
    @theprifeckt9776 7 місяців тому +1

    you are best of the best teachers that i even sew. thx!

  • @fiona.e1026
    @fiona.e1026 6 років тому +7

    u r aweosome man rlly thank u i did watch most of ur videos and it helped me alot hope for me the best my exam is tomorrow

    • @guardianangel1468
      @guardianangel1468 3 роки тому

      I hope you did well :p

    • @fiona.e1026
      @fiona.e1026 3 роки тому

      @@guardianangel1468 well I have passed with a B+ .. :p good luck with your study 💜

  • @karminsamlha7312
    @karminsamlha7312 2 роки тому +1

    OMG, this is one of my favourite channel... OMG i love the way you teach. thank you so much. it meanns a lot to me. GOD BLESS YOU.😘

  • @njinangkwankam2227
    @njinangkwankam2227 3 роки тому +1

    Notice how he almost never asks anyone to subscribe.....but we do cuz we need him

  • @captainzero3371
    @captainzero3371 3 роки тому +4

    So helpful, Thanks for this Trigonometric Tutorial, You're the best teacher ever, my idol 💗

  • @kingzllm3822
    @kingzllm3822 Рік тому +1

    I'm gonna take UPCAT(top university entrance exam here in Philippines) tomorrow, this vid really made me master Trigo in less than an hour😭
    Ty so much!!!

  • @thunderstorm.gamer1998
    @thunderstorm.gamer1998 3 місяці тому

    Ive been watching u since 2 years old now im 13 and i learned calculus by u. Keep up the good work

    • @doggogamer4481
      @doggogamer4481 6 днів тому

      Finally I found another kid who loves advanced math

  • @annesarayno3704
    @annesarayno3704 3 роки тому +1

    Bruh please dont ever delete yo channel i might need this for future purposes, im about to get civil engineering in college, i got confused coz most engineering students complains about trigo its the hard one according to them so i immediately to go youtube and search it after a minute of watching i think i can solve it myself hahaah thanks

  • @dyhino_27thericelord90
    @dyhino_27thericelord90 3 роки тому +21

    I learned SOH CAH TOA as
    Two. Skipped carrying
    Old Over. A
    Angels Heaven Heart

    • @tiny-goldfish4556
      @tiny-goldfish4556 3 роки тому +8

      Omg that’s so sweet! My teacher taught us some old hippie caught another hippy tripping on acid 😂

  • @_Cheesy_Chang_
    @_Cheesy_Chang_ Рік тому +8

    Just wanted to let you all know for the “all students that take calculus” to memorize the quadrants that each thing is positive. What helped me in high school was just memorizing CAST and starting in Q4, working your way around counter clockwise if you also wanted to try that quick phrase

    • @Ansywest
      @Ansywest Рік тому

      Are our brains connected 😮😁

  • @shafanaasan9475
    @shafanaasan9475 4 роки тому +7

    You are really a man ...
    Each and every time you are proving that you are one of the best teachers ever🤗

  • @alimilhakim9626
    @alimilhakim9626 10 місяців тому +3

    im only yr 8 and idk why im watching this BUT thank you for teaching me sir! very appreciated

  • @MinahMbethe
    @MinahMbethe 8 місяців тому

    first time watching your videos and wow I really enjoyed it

  • @jerrysakala3651
    @jerrysakala3651 3 роки тому +11

    You're a life saver bro. Keep doing God's work

  • @ningdi_mac
    @ningdi_mac 2 роки тому +29

    I use "Some People Have curly Brown Hair turn Permanently Black"..
    Some (S)= sin
    People (P)= opposite side
    Have (H) = hypotenuse
    Curly (C) = cos
    Brown (B) = Base
    Hair (H) = hypotenuse
    Tan (T) = turn
    Permanently (P)= opposite side
    Black (B) = based..

  • @dheerajkashyap9029
    @dheerajkashyap9029 6 років тому +15

    You are really a genius
    Thank you so much
    Keep helping us by making these types videos

  • @dawg15j16
    @dawg15j16 4 місяці тому

    This guy explains everything soooo good THANK YOU

  • @cassiecompiles8224
    @cassiecompiles8224 2 роки тому

    I don't need to go pay for Review classes anymore, this channel is lit and a lifesaver😍
    I'm just 17 minutes in and already feel more confident in math, THANK YOU TEACH!

  • @brooklyndebomb9393
    @brooklyndebomb9393 2 місяці тому

    I love your videos. You are GREAT at what you do. 😎

  • @_Isabellacoach_
    @_Isabellacoach_ 7 місяців тому

    Wish I had you as professor, seriously I can’t thank you enough 🙏🏻

  • @ceren482
    @ceren482 3 роки тому +6

    im Turkish but i can easily understand this videos so tysm i loved it! life saver for real bshdhebfe

    • @cevatpasa7422
      @cevatpasa7422 3 роки тому +1

      Aa

    • @cevatpasa7422
      @cevatpasa7422 3 роки тому +1

      Başka kullandığın kanallar var mı, özellikle geometri için? Benim de anlayabileceğim bir kanal yalnız cjsjxjsnxjsjcbs

    • @ceren482
      @ceren482 3 роки тому

      @@cevatpasa7422 aa naber Freud

    • @ceren482
      @ceren482 3 роки тому

      @@cevatpasa7422 ya yok geo icin hic bilmiyorjm ki nsbdjeje

    • @cevatpasa7422
      @cevatpasa7422 3 роки тому

      @@ceren482 ii aşkım sen

  • @starkamuala
    @starkamuala 2 роки тому +1

    The way this video is holding together my trig grades and im really starting to love trig :) tysm

  • @whyshoe376
    @whyshoe376 6 років тому +8

    you're a great tutor. i bow to you.

  • @CoconutChor
    @CoconutChor Рік тому +1

    20:37 we know that pi= 180 so we can directly subtitue it like 180/4 and get the aswer ,its a bit faster

  • @whyshoe376
    @whyshoe376 6 років тому +10

    I WILL OVERCOME MY FEAR AND LAZINESS AND BINGE WATCH ALL YOUR VIDEOS SOMEDAY.

  • @JhonRenz13
    @JhonRenz13 Місяць тому

    6:11 I noticed this pattern from your older videos. Was shocked that it was actually a thing😮

  • @SayfiddinAbdullayev-p8r
    @SayfiddinAbdullayev-p8r 5 місяців тому

    THANK U FOR SHARING SUCH A ICONIC MATH THEME✌✌✌✌

  • @samanthachang8904
    @samanthachang8904 6 місяців тому

    6:55 (pythagorean triples) 24:06 (exact values of a right triangle) 27:34 (how to get reference angles) 30:34 (which quadrant are the functions negative or positive; ASTC i wish i knew this during my junior year)

  • @mr3pic3agle
    @mr3pic3agle Рік тому +2

    BRO ThERE MUST BE A WAY TO MEMORISE ALL ThESE FRICKIN FORMULAS

    • @Ansywest
      @Ansywest Рік тому

      They are really much😢😢😢😢😢

  • @Noiritchakma
    @Noiritchakma 3 місяці тому

    Not even in the grade which needs these math's, but still they're so entertaining to watch.

  • @gamerzxyt6888
    @gamerzxyt6888 Рік тому +13

    Your voice is kinda like Ice Bear from "We Bare Bears"😊cute

    • @MrTsuvi
      @MrTsuvi 4 місяці тому +1

      Did you even do the maths with him? We're here to learn! Get it together!

    • @ZenTanX
      @ZenTanX 3 місяці тому

      FR

    • @Aayra-yk8pl
      @Aayra-yk8pl 2 місяці тому +1

      ⁠@@MrTsuvi u must be fun at parties

    • @doggogamer4481
      @doggogamer4481 Місяць тому +1

      Clearly you didn't pay attention if you were checking the comments​@@MrTsuvi

  • @romantigris7480
    @romantigris7480 6 років тому +47

    Sir can you please make a video on trigonometric ratios of standard, different, and compound angles
    Because you teach very effectively and your other videos on trig ratios and matrix has helped me

  • @Larsbutb4d
    @Larsbutb4d 9 місяців тому

    i love how you take it slow it really helps other people

  • @AyodejiOlawale-qp3qv
    @AyodejiOlawale-qp3qv Рік тому +4

    I love this lesson this is great

  • @zealextream8635
    @zealextream8635 11 місяців тому

    Thanks for the video it help me a lot...and It help me to understand trigonometry without trying to memorize

  • @AISHWARYASATTI
    @AISHWARYASATTI 9 місяців тому

    found the maths lectures to learn finally. thank you

  • @showiestsugar74gaming42
    @showiestsugar74gaming42 Рік тому

    HI teacher, im 11 years old and my father said that i need practice of angles in billiard. I searched up in google and it said it needs to be good math (I guess not) like trigo. So i watched this. And sincerely. easy win for me ❤❤❤❤❤❤❤❤

    • @mlzstackz1
      @mlzstackz1 Рік тому

      I'm 13 and i haven't even learnt this in school yet!

    • @min8869
      @min8869 Рік тому

      ​@@mlzstackz1bc it's in sophomore year

  • @diggingpenny444
    @diggingpenny444 10 місяців тому +4

    We have to do trig in 10th grade now :( I thought it was for seniors and above

  • @juanpicasso7943
    @juanpicasso7943 2 роки тому

    This guy is the rocket to my back thats gonna launch me to the top. Crushing it thanks to this dude

  • @cammorale5114
    @cammorale5114 2 роки тому +1

    thanks this is very helpful and complete as i prepare for my college entrance exam!

  • @huiamz
    @huiamz Рік тому

    You're surely an A+ free provider🥺❤️

  • @juddykingori6083
    @juddykingori6083 2 роки тому +1

    Waaaa your lessons are more enjoyable at last Ihave finally have felt the lo😍😍😍😍💕💕💓💖ve of maths

  • @ميرفتاويس
    @ميرفتاويس Рік тому +1

    I'm so freaking sad and I regret not finding this soon enough 😢 in my last year and I only got 2 month left for my final exams and I'm so bad at physics and math but thins guy is helping me sm now well let's hope I catch up with the lessons of the whole year in just 2 months

  • @abdosamr4639
    @abdosamr4639 Рік тому +1

    Hello, you did something wrong with the example of the sin of quadrant 2 because -root 21 time 21 is -21, not 21 only. I highlighted this only for people solving before the tutor explained. Also, I want to thank you very much for these videos; they are beneficial, and I have been a great supporter of your channel for a year or two. Keep up the great work!

  • @AtomicallyAggressive
    @AtomicallyAggressive 7 місяців тому +2

    Best way to remember the SOH, CAH, TOA is to combine it into a word: SOHCAHTOA and pronounce it like, So-h-cah-toe-a

  • @HellenofTroy897
    @HellenofTroy897 3 роки тому +4

    You thoroughly understand what you are teaching, that's why you are able to compress the material into totally understandable logical steps. Kudos!!!

  • @bruhwhatswrongwitchu2458
    @bruhwhatswrongwitchu2458 3 роки тому +5

    This is very very easy to understand, thanks!

  • @selvaganesanm2287
    @selvaganesanm2287 3 місяці тому

    I thought It was hard.But after seeing this video It is very easy to do trignometry...🎉

  • @drsunilreddyk
    @drsunilreddyk Рік тому

    I’m 8th grade and I was curious about 10th grade math.Thanks for helping me understand

  • @sanopann1896
    @sanopann1896 Рік тому +1

    the only way to help this guy back is to watch the ads that popping out on his video and I'm going to write this comment to all of his video for you to know you can help him back by just watching his ads

  • @rkr245
    @rkr245 Рік тому

    Bro, I am ten and doing advanced maths…. You have helped me soo much…. Thanks because I am now understanding trigonometry.

    • @operator415baza
      @operator415baza 6 місяців тому

      Are you doing some calculus at 11 now?😅

  • @5thgradesucks880
    @5thgradesucks880 Рік тому +1

    By the way I love your videos, but at 15:04 isn't the sqrt of 21 multiplied by negative sqrt of 21 -21 instead of 21?

  • @ts8960
    @ts8960 3 роки тому +4

    why is the triangle when put in the quadrants specifically that way? there are so many ways to draw a right triangle in a certain quadrant 13:00

    • @odilanmaevidence9545
      @odilanmaevidence9545 3 роки тому +2

      The straight line is 180 taking one Quadrant will be half of it i.e 90degrees and the sum of angle on a Right angle triangle is 90degrees

  • @모아_아미
    @모아_아미 5 місяців тому

    You are such wonderful person 😭😭😭

  • @DirtyCheeseXoxo
    @DirtyCheeseXoxo Рік тому

    bro TOCT orJG i love you so much i got a good score on my math Examination!!!

  • @chriswilliams5291
    @chriswilliams5291 3 роки тому +1

    All Students Take Calculus. I love it. So easy to remember thank you!

  • @Mojahid-i2v
    @Mojahid-i2v 7 місяців тому

    0:57 formula for the triangmotry
    5:24

  • @astrovoid9393
    @astrovoid9393 2 роки тому

    i like listening to educational videos while i fall asleep because maybe ill retain some info for when i eventually rewatch it

  • @oxkia648
    @oxkia648 2 роки тому +3

    I currently entering high school, not yet, but trigonometry is soooo confusing, but this 41 minute video is probably going to be better than my future teachers's one semester lesson.
    When I start my high school business, I will be donating an arm and a leg because your the reason people who can't afford tutoring is getting education.

  • @PrashannnaDhakal
    @PrashannnaDhakal Рік тому

    in 15:22 there was a slight mistake he wrote 21 when it was supposed to be -21 by the way a great and helpful video

  • @vinoliakwenda9606
    @vinoliakwenda9606 2 роки тому +3

    Wow this helped me a lot thank you sir 🙂

  • @DaltonFrederickson
    @DaltonFrederickson Рік тому +1

    Such a good teacher!

  • @Aikoxx_
    @Aikoxx_ 6 місяців тому

    i like playing your vids and falling asleep to them

  • @zebra2218
    @zebra2218 2 роки тому

    HE DESERVES MORE VIEWS AND SUBSCRIBERS.

  • @ourbunnyjaeminie9745
    @ourbunnyjaeminie9745 6 місяців тому +1

    Praying I'll pass my engineering entrance exam on Saturday. Manifesting🍀🤞