The Incenter-Excenter Configuration

In this video, we discuss the Incenter-Excenter configuration. By the end of this video, you will know the various lengths and angles in this setup. As a bonus, we will locate a secret circle that passes through 4 salient points in the configuration.
0:00 A quick introduction to the discussion
0:21 Chasing lengths and angles in the incircle configuration
6:02 Chasing lengths and angles in the excircle configuration
12:09 Recalling techniques for the above configurations
16:15 Key facts required for the next section
19:57 Secret circle and its properties
26:01 The complete configuration

[@01.abhhisannayya93]

Very nice video

[@S.legend3120]

thank u very much sir , thank u very much , U HELPED TO UNDERSTAND THE INCENTER-EXCENTER configuration

[@mrinaldbhat9921]

we need more such videos sir!

[@MudithaMath]

Thanks Mrinal. I am adding more videos now.

[@epicaxolotlop134]

Thank you so much

[@HarshaVardhan2629]

Excellent way of explanation! Keep up the good work!

[@chvrishin5001]

Thank you brother, was really helpful for my Olympiad preparation.

[@akashakash-vu2fw]

thank you sir, this was very helpful. please continue posting videos

[@samegawa_sharkskin]

very helpful!

[@SubZero_wins]

thank you sir for clearing the concept

[@deepanu]

Woah I just explored ur channel! When will we have more vids on this channel! Btw I'm Anudeep

[@afreensadia2424]

Nice.

[@ashwinimarkalepathak846]

Nice