Mathematics · Mensuration
A circular pipe has an external diameter of 42 cm and an internal diameter of 36 cm. Find the area of the cross-section of the pipe. (Take π ≈ 3.1416)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1410.65 cm2
- 2399.80 cm2
- 3385.12 cm2
- 4367.57 cm2✓
Correct answer
367.57 cm2
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