Find the value of each variable using sine and cosine round your answers to the nearest tenth

Question

asked Aug 12, 2022 151k views

1 Answer

Gavin Palmer · Answer 1 · 2022-08-18T04:00:36+0000

9514 1404 393

Answer:

r ≈ 19.0

s ≈ 17.7

Explanation:

The relevant trig relations are ...

Sin = Opposite/Hypotenuse

Cos = Adjacent/Hypotenuse

So, you have ...

cos(43°) = r/26

r = 26·cos(43°) ≈ 19.0

__

sin(43°) = s/26

s = 26·sin(43°) ≈ 17.7