Question

Eric leans a ladder against the roof of his house so that the ladder forms a 70 angle with the ground. The roof of the house is 13 feet above the ground. How far is the bottom of the ladder from the base of the house? Round the answer to the nearest tenth.

Answer 1

C. 4.7 feet

Explanation:

edge 2021

Answer 2

Very simple use of the of tangent.

tangent(70) = 13/x
divide both sides to move 13 over then plug it into the calculator.

13/tangents(70) = x
I got 4.73