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Question
A cylindrical pencil sharpened at one edge is the combination of ______.
Options
a cone and a cylinder
frustum of a cone and a cylinder
a hemisphere and a cylinder
two cylinders
Solution
A cylindrical pencil sharpened at one edge is the combination of a cone and a cylinder.
Explanation:
The Nib of a sharpened pencil = conical shape
The rest of the part of a sharpened pencil = cylindrical
Therefore, a pencil is a combination of cylinder and a cone.
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