Hemispherical bowl made of aluminium is 0.25 cm thick. The inside radius of the bowl is 5 cm. Find the volume of the aluminium used in makings the bowl.
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Step-by-step explanation:
Total radius= 5+0.25= 5.25 cm
Volume of hemisphere=4/3×22/7×r³
=4/3×22/7×5.25×5.25×5.25
=606.375 cm³
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