The answer is 36π or approximately 113.1 cm.
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314.28571 cm.
Surface area = 4*pi*32 = 36pi square cm
The formula for the surface area of a sphere is 4 (pi) r2For a radius of 10 cm, the surface area is4 (3.1416) (10)2 = 4 (3.1416)(100) = about 1256.64 cm2
1520.531 square cm rounded to 3 d.p.
Surface area of sphere: 4*pi*15^2 = 900*pi square cm