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What is the surface area of a sphere with a radius of 7 feet?
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3 votes
What is the surface area of a sphere with a radius of 7 feet?

User Amru
by
8.6k points

2 Answers

4 votes
SA=4pir^2
r=7
SA=4pi7^2
SA=4pi49
SA=196pi square feet

if we used pi=3.14 then
SA=615.44 square feet
User Shakemia
by
8.5k points
4 votes
Use thy formula for surface area of a sphere.

4(pi)r^2
4(pi)(7)^2
4(pi)(49)
196(pi)

615.75
User Ken Penn
by
8.6k points
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