Mathematics 0580 · IGCSE · Surface area and volume

Surface area and volume — practice question

The sketch depicts a cylinder with radius $r$ cm and height $16$ cm. A sphere with radius $3$ cm is also given. The cylinder and the sphere have equal volumes.
(main)[4]

Find $r$.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “The value is $\frac{3}{2}$.” …

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