4/5 HELP! Find the missing side. Round to the nearest tenth

Question

asked Apr 14, 2023 145k views

1 Answer

Holgac · Answer 1 · 2023-04-18T07:54:24+0000

Answer:

x ≈ 18.9

Explanation:

using the cosine ratio in the right triangle

cos19° =
(adjacent)/(hypotenuse) =
(x)/(20) ( multiply both sides by 20 )

20 × cos19° = x , then

x ≈ 18.9 ( to the nearest tenth )