if the total surface area of sphere is 98.56cm, find the radiu ofsphere
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4.1866666666666666666667
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TSA of sphere=4*pi*r^2
=)98.56=4×22/7×r^2
=)98.56×7/88=r^2
=)r^2=7.84
=)r= root 7.84
Hence, r=2.8 cm
Hope it helps u.
=)98.56=4×22/7×r^2
=)98.56×7/88=r^2
=)r^2=7.84
=)r= root 7.84
Hence, r=2.8 cm
Hope it helps u.
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