alleryWhich solid has exactly one vertex?
ASphere
BCone
CCuboid
DCylinder
Answer & Solution
Correct answer: B. Cone
1. A vertex of a cone is its apex, the single pointed tip.
2. A cuboid has 8 vertices.
3. A cylinder and a sphere have no vertices, so the cone is the answer.
_Source: Wikipedia, Cone (CC BY-SA 4.0), Cone_
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