Question

Solve the hypotenuse

Answer 1

11.7

Explanation:

Using the cosine ratio, then

cos40° =
`(adjacent)/(hypotenuse)` =
`(9)/(h)`

Multiply both sides by h , the hypotenuse

h × cos40° = 9 ( divide both sides by cos40° )

h =
`(9)/(cos40)` ≈ 11.7 ( to the nearest tenth )