Download the app

Questions  

Find the value of cos120°

a
12
b
13
c
-32
d
-12

detailed solution

Correct option is D

cos120°=cos180°-60°=-cos60°=-12

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

Which of the following values are positive?

 (a) cos120°

 (b) sin210°

 (c) tan240°

 (d) cos315°


phone icon
whats app icon