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anonymous
 4 years ago
last question... maybe :p
A rectangular wall has an arched entrance cut into it. Assume the arch is a semicircle. You need to wallpaper the wall. To the nearest square foot, what is the area of the wall that you will be wallpapering?
*have to draw diagram first*
anonymous
 4 years ago
last question... maybe :p A rectangular wall has an arched entrance cut into it. Assume the arch is a semicircle. You need to wallpaper the wall. To the nearest square foot, what is the area of the wall that you will be wallpapering? *have to draw diagram first*

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1339682800245:dw

sasogeek
 4 years ago
Best ResponseYou've already chosen the best response.1is the 10ft the whole length of the entrance?

ganeshie8
 4 years ago
Best ResponseYou've already chosen the best response.1u should get 441.71 sq.ft

sasogeek
 4 years ago
Best ResponseYou've already chosen the best response.1the radius of the semicircle is 2, the height of the rectangular part of the entrance hence is 8, find the area of the semicircle, the area of the rectangular part of the entrance, sum it, and deduct it from the area of the whole wall

ganeshie8
 4 years ago
Best ResponseYou've already chosen the best response.1area of the wall = 16 x 30 = 480 sq.ft area of rectangle + semi circle hole = 8x4 + pi x 2 do a subtraction..
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