206k views
24 votes
.A 15 m ladder rests against a wall at an angle of 60° with the ground. How far is the

foot of the ladde from the wall?

User Bendlas
by
7.5k points

1 Answer

2 votes

9514 1404 393

Answer:

7.5 m

Explanation:

The cosine relation applies.

Cos = Adjacent/Hypotenuse

cos(60°) = (distance to wall)/(15 m)

distance to wall = (15 m)cos(60°) = (15 m)(1/2) = 7.5 m

The foot of the ladder is 7.5 m from the wall.

User Dasunx
by
8.5k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories