Question

Which angle has a cosine of 3/5?

angle A
angle B
angle C
Cannot be determined
50 pts

Answer 1

angle A

Explanation:

• cosine(θ) = adjacent/hypotenuse

• Here the hypotenuse is 10 and adjacent is 6.

• where the line of hypotenuse and adjacent meets, that angle shall falls under cosine rule.

Therefore angle A has a cosine of 3/5