Question

Find α cosine in the triangle.

Choose 1 answer:

(Choice A)

21/29

(Choice B)

21/20

(Choice C)

20/21

(Choice D)

20/29

Answer 1

The cosine of a triangle is the length of the adjecent side over the hypotenuse.

To remember sin, cos, and tan

Sin= opp/hyp. Cos= adj/hyp. Tan= opp/adj

SOH - CAH - TOA

Answer 2

Answer: 21/29

Explanation: