What is the angle of elevation for 9 foot ladder leaning against a wall if the ladder is placed 2 feet away from the base of the wall?

Question

asked Jul 21, 2023 148k views

1 Answer

Robor · Answer 1 · 2023-07-27T07:24:19+0000

Answer:

77°

Explanation:

basically, this trigonometry problem deals with having a right triangle and knowing the value of the adjacent side and the hypotenuse

so you need to find cos⁻¹(2/9) which equals 77 degrees