Question

which of the following is a counterexample for this conditional statement? if a three - dimensional solid lacks vertices, then it is a sphere. a sphere a cylinder a rectangular prism a rectangular pyramid

Explanation:

Step1: Analyze the condition

The condition is a three - dimensional solid with no vertices.

Step2: Check each option

A sphere has no vertices and is the object the statement claims it to be, so it's not a counter - example. A rectangular prism has vertices. A rectangular pyramid has vertices. A cylinder has no vertices but is not a sphere, so it is a counter - example.

Answer:

a cylinder