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if the surface area of a sphere is 1256cm^2 if the diameter of the sphere is decreased by 5cm what is the surface area of the new sphere????? using pie=3.14
 2 years ago
 2 years ago
if the surface area of a sphere is 1256cm^2 if the diameter of the sphere is decreased by 5cm what is the surface area of the new sphere????? using pie=3.14
 2 years ago
 2 years ago

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Sierra55555Best ResponseYou've already chosen the best response.0
what was the original diameter?
 2 years ago

robspoonerBest ResponseYou've already chosen the best response.0
The original radius was 10 cm, calculated from A=4 times pi times r squared. r squared is 100. If you reduce the radius to half, you'll reduce the surface area to one quarter.
 2 years ago

asia.leaksBest ResponseYou've already chosen the best response.0
oh my goodness thanks so much :D
 2 years ago
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