Mathematics · Mensuration
Estimate the quantity of first-class arch work (in m3) for an opening of span 2 m subtending a 60° angle at the center and 20 cm thick to be provided in a 20 cm thick brick wall.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.0056π
- 20.007π
- 30.028π✓
- 40.28π
Correct answer
0.028π
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