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Surface Areas and Volumes
RD Sharma
CBSE
Grade 10
Question:
A plumbline (sahul) used by masons is the combination of: (a) A hemisphere and a cone (b) A cylinder and a cone (c) A cylinder and a hemisphere (d) Two cones
Step-by-Step Solution
Key Concept: A plumbline consists of a hemispherical top and a conical point.
Combination of a hemisphere and a cone. [1.0 Mark]
--- 🎯 Official CBSE Marking Scheme: Selecting Hemisphere and Cone: 1.0 Mark
Correct Answer:A hemisphere and a cone
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