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Instructions: Find the measure of the indicated angle to the nearest degree.

Instructions: Find the measure of the indicated angle to the nearest degree.-example-1
User Jiho Kang
by
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1 Answer

4 votes

Answer:

45°

Explanation:

You want the acute angle in a right triangle with adjacent side 12 and hypotenuse 17.

Cosine

The cosine function relates angles and sides of a right triangle by ...

Cos = Adjacent/Hypotenuse

Application

cos(?) = 12/17

? = arccos(12/17) ≈ 45.099°

The indicated angle is about 45°.

Instructions: Find the measure of the indicated angle to the nearest degree.-example-1
User Cherokee
by
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