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.
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.
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