Question

Find the value of y in each triangle​

Answer 1

The answer is 7.5 i’m pretty sure

Answer 2

A) cos 35⁰ = y/5

=> y = cos 35⁰ × 5 ≈ 0.82 × 5 ≈ 4,1

B) cos 45⁰ = y/6

=> y = cos 45⁰ × 6 = (√2)/2 × 6 = 3√2

Answer: a) 4,1 b) 3√2

Ok done. Thank to me >:333