Krsl82
contestada

A 25 foot ladder leans against a house. How far is the foot if the ladder from base if the building if the top of the ladder is 20 feet from the ground?

Respuesta :

Answer:

C

Step-by-step explanation:

x^2 + 20^2 = 25^2

x^2 + 400 625

x^2 = 225

x = 15