. The bottom of a 24-ft ladder is 6 ft from the side of a house. Find the distance from the top of the ladder to the ground. Round to the nearest tenth.

19.2 ft
24.7 ft
22.2 ft
23.2 ft

1 answer

a^2 + b^2 = c^2

6^2 + b^2 = 24^2
36 + b^2 = 576
b^2 = 540
b = 23.24 ft.