Windows Plus has been hired to clean the windows at a local office building. The window of greatest height is 24 ft. If the apprentice uses a 25 ft ladder, how far from the building is the foot of the ladder?

5 ft.

13 ft.

7 ft.

11 ft.

Question

Mathematics

Jimmy Travis

16 May, 07:28

Windows Plus has been hired to clean the windows at a local office building. The window of greatest height is 24 ft. If the apprentice uses a 25 ft ladder, how far from the building is the foot of the ladder?

5 ft.

13 ft.

7 ft.

11 ft.

+2

Answers (1)

Know the Answer?

Elian Harrison · Answer 1

Using the pythagorean theorem, we can find the length of x, or the length of the foot of the ladder from the building.

24^2 + x^2 = 25^2

576 + x^2 = 625

subtract 576 from both sides

x^2 = 49

square root both sides

x = 7

Windows Plus has been hired to clean the windows at a local office building. The window of greatest height is 24 ft. If the apprentice uses a 25 ft ladder, how far from the building is the foot of the ladder?5 ft.13 ft.7 ft.11 ft.

Windows Plus has been hired to clean the windows at a local office building. The window of greatest height is 24 ft. If the apprentice uses a 25 ft ladder, how far from the building is the foot of the ladder?

5 ft.

13 ft.

7 ft.

11 ft.