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24-07-2018
Mathematics

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What is tge total surface area of a solid sphere of diameter 14cm

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altavistard altavistard

24-07-2018

The surface area of a sphere of radius r is A = 4π*r^3.

Since the radius in this case is 7 cm (half the 14 cm diameter), the area of this sphere is

A = 4π(7 cm)^2, or 196π cm^2.

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