The diagram shows a solid formed by removing a cone from a cylinder. The cylinder and the cone have

Question

The diagram shows a solid formed by removing a cone from a cylinder.

The cylinder and the cone have a common radius of $7\text{ cm}$. The height of the cone is $9\text{ cm}$ and the height of the cylinder is $15\text{ cm}$.

Calculate the total surface area of the solid.[4]

Accepted Answer

$1064\text{ cm}^2$ (to 3 significant figures)

Basic Geometry

Basic Geometry

Solution:

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