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42 votes
42 votes
Pls help question is on picture

Pls help question is on picture-example-1
User RGO
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1 Answer

19 votes
19 votes

Answer:

9/15 = 3/5 (simplified)

Explanation:

In a right triangle, the cosine is the ratio of the adjacent side to the hypotenuse:


image

The adjacent side is the side that makes up the angle but is not the hypotenuse.

I'm assuming the answer box should ask for cos(theta) rather than cos(x).

User BingeBoy
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