Mathematics · Mensuration
A cylindrical road roller has a length of 4 m and a diameter of 2.8 m. How much ground area does it cover in 7 full revolutions? (Take π = 227)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1246.4 m2✓
- 2264.4 m2
- 3284.4 m2
- 4384.4 m2
Correct answer
246.4 m2
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