Q5. A solid wooden toy is in the form of hemisphere surmounted by a cone of same radius .The radius of the hemisphere is 3.5cm and the total wood used in the making of toy is 166 5/6cm³. Find the cost of painting the hemispherical part of the toy at the rate of Its. 10 per cm².

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Surface Area of a Combination of Solids | Surface Areas and Volumes | CBSE | Class 10 | Math

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