Question

What is the value of cos 90 ?​

Answer 1

$\huge{Hey Mate!!!}$

☆☞ Here is ur answer ☜☆

✔✔ VALUE OF COS 90 = 0.

HOPE IT HELPS!

Answer 2

Here is your answer mate...✔✔✌,

cos(90) = 0.

Reason:
sin(theta) = cos(90 - theta) and cos(theta) = sin(90 - theta)

Thus cos 90 = sin 0 = 0