A solid piece of iron in the form of a cuboid of dimension 49cm×33cm×24cm is moulded to form a solid sphere.the radius of the sphere is
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Answer:
volume of cubiod =volume of sphere
49x33x24=4/3πr^3
38,808=4/3x3.14xr^3
38,808=12.56/3xr^3
38,808=4.186xr^3
r^3=38, 808/4.186
r^3=9, 270.9
r=√9270.9
r=21.00cm
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Answer:21 cm is the radius of the sphere
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