The diameter of a medal is 84mm. Calculate the total surface area of both sides in cm2
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total surface area of sphere =4πr^2
=4*42mm*42mm*22/7
=4*6*42mm^2
=24*42mm^2
=1008mm^2
=10.08cm^2
=4*42mm*42mm*22/7
=4*6*42mm^2
=24*42mm^2
=1008mm^2
=10.08cm^2
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