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What is the surface area of sphere with diameter 23ft
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What is the surface area of sphere with diameter 23ft

User Pfries
by
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2 Answers

2 votes
SA(sphere) = 4 * pi * r^2
SA = 4 * pi * (23/2)^2
SA = 1661.1 ft^2

23/2 represents the radius. R = D/2
User Jarretinha
by
7.8k points
3 votes
As=4pir r ^2 r= radius

answer 615.75 sq un
User Ders
by
7.9k points
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