Mathematics · Mensuration
For a right circular cone frustum whose lower base area is 36π cm2, the radius of the circular upper surface is 3 cm and the slant height is 5 cm, what will be the lateral surface area of the frustum?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 132π cm2
- 240π cm2
- 335π cm2
- 445π cm2✓
Correct answer
45π cm2
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