Mathematics · Volume and Surface Area
A right circular cone of maximum volume is cut from a solid right circular cylinder of metal and the volume of the remaining cylinder is 1078 cm3. If the ratio between radius and height of the cylinder is 2:3, then what was the total surface area of the cylinder initially?
- 1770 cm2
- 2750 cm2
- 3748 cm2✓
- 4778 cm2
Correct answer
748 cm2
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