Question

The base of a 13 foot ladder is 5 feet away from the wall. How far up the wall does the ladder reach

Answer 1

12 ft

Explanation:

The ladder is 13 ft in length

The ladder is 5 ft away from the wall.

The height of the ladder (h) from the ground is:

Applying the Pythagorean theorem;

h =
`√(13^2 - 5^2)` = 12 ft