The diagram shows a solid formed by joining a hemisphere, of radius r cm, to a cylinder,
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The diagram shows a solid formed by joining a hemisphere, of radius r cm, to a cylinder, of radius r cm and height h cm. The total height of the solid is 18cm and the surface area is 205π cm2. Find the value of r and the value of h.
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h I 18 cm
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Lets first find an expression for the surface area of the solid in terms of r and h The surf...View the full answer
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Related Book For
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
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