ggyvy
ggyvy
29-03-2018
Mathematics
contestada
help me plz it's due in a few minutes
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meowymeowylee
meowymeowylee
29-03-2018
The formula for the surface area of a sphere is
A = 4 × pi × r²
So let's plug in numbers.
Our radius is 10.
A = 4 × pi × 10²
4 × pi × 100
400 × 3.14 = 1256
The surface area of the red sphere is 1256 in².
Hope this helped! :)
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