If-cos-x-and-sin60-0-5-Find-the-value-of-

Question Number 5214 by sanusihammed last updated on 30/Apr/16

I f c o s θ = x a n d s i n 60 = 0.5

F i n d t h e v a l u e o f θ

Commented by Rasheed Soomro last updated on 01/May/16

\sin 60 \neq 0.5

Commented by 123456 last updated on 01/May/16

\sin 60 ° = \frac{\sqrt{3}}{2}

\cos 60 ° = \frac{1}{2}

Answered by FilupSmith last updated on 01/May/16

θ = \arccos (x) = \cos^{- 1} (x)