Question

kimberly saw a 3 - dimensional figure. it had a round base. which figure could kimberly have seen?

Explanation:

1. Analyze the cube: A cube has square faces, no round base. Eliminate it.
2. Analyze the sphere: A sphere is round but has no base (it's a curved surface throughout). Eliminate it.
3. Analyze the pyramid: A pyramid has a polygonal (e.g., square, triangular) base, not round. Eliminate it.
4. Analyze the cone: A cone has a circular (round) base and a curved surface meeting at a vertex. This matches the description of a 3 - dimensional figure with a round base.

Answer:

The fourth figure (the purple cone)