Question

Choose the correct alternative to the following question:

A solid which has no vertex and no edge is:

• A. cone
• B. cylinder
• C. cuboid
• D. sphere

Answer 1

The correct option is D

sphere

Step $1$: Explanation for the correct option :

Option $\mathrm{D}$ : We know that sphere has no vertex and no edge.

Step $2$: Explanation for incorrect option :

Option $\mathrm{A}$, $\mathrm{B}$, and $\mathrm{C}$

We know that a cone has 1 vertex and 1 edge, the cylinder has no vertex but 2 edges, cuboid has 8 vertices and 12 edges.

Hence option $\mathrm{D}$ is the correct option.