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The area of the base of a right circular cone is 81 cm2 and its height is 12 cm. What is the curved surface area (in cm2) of the cone?
5Q:
The area of the base of a right circular cone is 81 cm2 and its height is 12 cm. What is the curved surface area (in cm2) of the cone?
- 1126 πfalse
- 2135 πtrue
- 3108 πfalse
- 4144 πfalse
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