Mathematics · Mensuration
A rectangular parallelepiped (cuboid) has dimensions in arithmetic progression. If the sum of its dimensions is 21 cm and the volume is 168 cm3, find its dimensions.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14 cm, 7 cm, 10 cm
- 23 cm, 7 cm, 11 cm
- 35 cm, 6 cm, 10 cm
- 42 cm, 7 cm, 12 cm✓
Correct answer
2 cm, 7 cm, 12 cm
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