Doubt by Shivani

Sir how to learn big values of trinometry

Answers

Answer by Abhishek Sir-NeetPrep

Watch this video from 25 min onwards. Link given below

https://www.youtube.com/watch?v=K314PtfecXU

Basically if u know trignometric ratios for angles till 90, then u dont need to learn any for other angle..So simple!

Answer by Shivani

ok Sir