Question

A cylinder is closed at both the ends by 28 cm high cones. The radius and height
of the cylinder are 21 cm and 50 cm respectively. Find the total surface area of
object.
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Answer 1

Answer:

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Step-by-step explanation:

The radius and the height of a cylinder are 28 cm and 54.5 cm respectively. It is closed at one end by a hemisphere and at the other end by a 21 cm high .