- Acylinder
- Bsphere
- Cfull cone
- Dhemisphere
Step-by-Step Solution
When R = r, the two ends are congruent circles, so the frustum reduces to a cylinder of radius R and height h.
Answer: A) cylinder
If the two radii of a frustum become equal (R = r), the frustum becomes a:
Class 10Frustum of a ConeMensuration
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