Mathematics 0580 · IGCSE · Similarity

Similarity — practice question

The two solids are mathematically similar, and their volumes are 81 cm$^3$ and 24 cm$^3$. The smaller solid has surface area 44 cm$^2$.
(main)[3]

Calculate the surface area of the larger of the two solids.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Proper use of the area/volume ratio” …

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