Why do we need significant figures?

Khan Academy is a free learning platform for Class 1-12 students with videos, exercises, and tests for maths, science, and more subjects. Our content is aligned to CBSE syllabus and available in Hindi, English, and many more regional languages.
Experience the joy of easy, seamless, accessible learning anywhere, anytime with Khan Academy.
Subscribe to our UA-cam channel - / khanacademy
As a 501(c)(3) nonprofit organization, we would love your help!
Donate here: www.khanacademy.org/donate?ut...
Created by
Aakash Singh Bagga

[@rishirajkarmakar2003]

Why don't we see videos by Mahesh?