Aladder is leaning against a garage. if the ladder is 25ft long. how high up the garage will it reach if it is placed 4ft from the bottom of the garage

Step-by-step explanation:

see the attached figure to better understand the problem

Let

x ----> ladder height in ft

Applying the Pythagorean Theorem

solve for x

for b its (t) and c its (d)

step-by-step explanation:

answer: 42

use a calculator to find that 845/73 = 11.575

the whole part of the answer is 11. multiply this by 73 to get 11*73 = 803.

subtract that result from 845 to get 845 - 803 = 42