O-LevelMathematicsMensuration4024/21 · Oct/Nov 2025 · Q33 Marks
In this question, all lengths are in centimetres. The diagram shows the net of a cuboid. [Figure showing a net of a cuboid with dimensions 3, 5.2, 4.7]
- (a)Find the total surface area of the cuboid.[2]
- (b)Write down the number of planes of symmetry of the cuboid.[1]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (Oct/Nov 2025). The mark or mark type is shown in brackets.
- 3(a) 108.28 [2] M1 for [2 × ] (3 × 5.2 + 4.7 × 5.2 + 3 × 4.7) oe
- 3(b) 3 [1]
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