The diagram shows a hollow cylindrical pipe of height measuring $12$ cm which has an internal radi

Question

The diagram shows a hollow cylindrical pipe of height measuring $12$ cm which has an internal radius of $3.5$ cm and external radius of $4$ cm. Find the base area of the pipe, the volume of metal used to make the pipe, the total surface area of the pipe.

Accepted Answer

(a) $11.8$ cm$^2$ (b) $141$ cm$^3$ (c) $589$ cm$^2$

Hollow Pipe: Base Area, Volume of Metal & Total Surface Area

Hollow Pipe: Base Area, Volume of Metal & Total Surface Area

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