0580/23 Oct/Nov 2024, Question 18: Volume Factor of Similar Shapes
Cambridge IGCSE Mathematics 0580 · Paper 23 (Extended) · Calculator · 3 marks
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The question, in short
Given two similar solids with volumes 81 cm³ and 24 cm³ and the smaller one's height 4.8 cm, work out the larger solid's height.
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Solution · 3 marks
- 1Volume scale factor = 81/24 = 27/8
- 2Length scale factor = ∛(27/8) = 3/2 = 1.5
- 3Height = 4.8 × 1.5 = 7.2 cm
Answer7.2
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Also searched as: 0580/23/O/N/24 · 0580_w24_qp_23 · 0580 w24 23 · question 18.
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