Could someone give me the answer to this please?

Question

asked Feb 11, 2021 78.9k views

1 Answer

Nicholas Zographos · Answer 1 · 2021-02-16T08:33:06+0000

Answer:

A = 55.15

Explanation:

Since this is a right triangle, we can use trig functions

cos theta = adjacent/ hypotenuse

cos A = 4/7

Take the inverse cos of each side

cos^-1 cos A = cos^-1 (4/7)

A = 55.15009542

To the nearest hundredth

A = 55.15