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Solution - Surface Area of a Combination of Solids

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Question

A cubical block of side 10 cm is surmounted by a hemisphere. What is the largest diameter that the hemisphere can have? Find the cost of painting the total surface area of the solid so formed, at the rate of Rs. 5 per 100 sq. cm. [Use π = 3.14]

 

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Reference Material

Solution for concept: Surface Area of a Combination of Solids. For the course 8th-10th CBSE
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