Biology
Biology, 18.10.2019 10:30, kbrxxzy

The surface area of a sphere can be approximated as follows:

surface area = 4πr2;
where r is the radius of the sphere;
π is a constant that is roughly equal to 3.

using the simple approximation above, calculate the surface area of a sphere with a radius of 5 meters.

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The surface area of a sphere can be approximated as follows:

surface area = 4πr2;

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