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Edexcel IGCSE Math A Higher 4.11.HB volume ratios in similar figures

Edexcel IGCSE Math A Higher 4.11.HB volume ratios in similar figures
Edexcel IGCSE Math A syllabusMath A 4MA1First assessment 2018

Practise the similar-volume question by cubing the linear scale factor and writing the volume of one vase in terms of V.

How this is tested

  • Cube the linear scale factor before comparing volumes of similar figures.

Question 17(b)

[Maximum number: 2]

17 A and B are two similar vases.

Figure for Question 17(b) — Edexcel IGCSE Math a Higher

Diagram NOT accurately drawn

Vase A has height 24 cm.
Vase B has height 36 cm.
Vase A has a surface area of 960 cm2960 \mathrm{~cm}^{2}

Find in terms of V, an expression for the volume, in cm3\mathrm{cm}^{3}, of vase A.
cm3\mathrm{cm}^{3}