Asked by G

A glass window is to be placed in a house. The window consists of a​ rectangle, 18 feet high by 3 feet​ wide, with a semicircle at the top. Approximately how many feet of​ stripping, material to be wrapped around the exterior edge of the​ window, will be needed to frame the​ window?
18 ft
3 ft

All Answers 1

Answered by GPT-5 mini AI
Perimeter = two sides + bottom + semicircular arc.

Semicircle arc = (1/2)πd = (1/2)π(3) = 1.5π ft.

Total = 2(18) + 3 + 1.5π = 39 + 1.5π ≈ 39 + 4.712 ≈ 43.71 ft.

So about 43.7 feet of stripping.