Question

A ladder is leaning against the side of a 10 ft building. If the base of a ladder of 3 ft away from the building how long is the ladder

Answer 1

Answer:

10.44 ft

Step-by-step explanation:

use pythagorean theorem$10^{2} +3^{2} = Ladder^{2}\\109=Ladder^{2} \\Ladder=\sqrt{109} \\Ladder=10.44ft$