93.7k views
1 vote
A 12ft ladder leans against the wall . its base us 4.5 feet from the wall. What us the angle formed by the ladder and the ground ?

pls show work!

1 Answer

4 votes

Answer:

38.4

Explanation:

1. Pythagorean Theorem: 4.5²+ x²= 12²→ 20.25 + x² = 144→ 144-20.25= 123.75

2. Square root 123.75, number wont be perfect, just round. (11.1)

3. Use inverse cos, sin, or tan. Answer will be the same.

User Diogo Cunha
by
7.7k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.