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tiny-mole [99]
3 years ago
8

find the value of cos theta, if sin theta= 1/2; 0 degrees greater than or equal to theta < 90 degrees

Mathematics
2 answers:
vagabundo [1.1K]3 years ago
6 0

Answer:

Step-by-step explanation:

According to the ratios table, if

sin theta = 1/2

Then theta = 30°

Cos theta = cos 30° =root 3 /2

Nadya [2.5K]3 years ago
4 0

Step-by-step explanation:

\because \sin \theta =  \frac{1}{2}  \\   \therefore \sin \theta =  \sin 30\degree \\   \\ \huge \red{ \boxed{ \therefore  \theta = 30\degree }} \\  \\  \cos \theta =  \cos 30\degree  \\  \huge \purple{ \boxed{\therefore \cos \theta =   \frac{ \sqrt{3} }{2} }} \\

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