Surface area = 4*pi*72 = 615.752 square meters to 3 decimal places
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The surface area of any sphere is (4 pi) x (radius)2 So the surface area of this particular sphere is (4 pi) x (10)2 .
Surface area = 4*pi*22 = 50.26548246 or about 50 square meters
Area = 4 x pi x radius squaredAnswer is 61575.2m2
100 x pi m2
Surface Area of Sphere = 4*pi*r2 = 4*pi*22 = 16*pi