2025 IGCSE 0580 May/June P23 Q17

2025 IGCSE 0580 May/June P23 Q17

3 marks

Solid \(A\) is mathematically similar to solid \(B\).

The height of solid \(A\) is \(7\text{ cm}\) and its surface area is \(60\text{ cm}^2\).

The surface area of solid \(B\) is \(540\text{ cm}^2\).

Calculate the height of solid \(B\).[3]

Solution:

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Answer:\(21\text{ cm}\).

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