A painter is placing a ladder to reach the third story window, which is 11 feet above the ground and makes an angle with the ground of 80°.

How far out from the building does the base of the ladder need to be positioned? Round your answer to the nearest tenth.

Question

Paris Middleton

22 February, 20:02

+2

Answers (1)

Know the Answer?

Mariela Carney · Answer 1

x = 1.91 ft

Step-by-step explanation:

We use cosine because we are dealing with Adj and Hyp

cos 80 = x/11

x = 11 cos 80

x = 1.91 ft

A painter is placing a ladder to reach the third story window, which is 11 feet above the ground and makes an angle with the ground of 80°.How far out from the building does the base of the ladder need to be positioned? Round your answer to the nearest tenth.