Question

which of the following is a solid consisting of a disc, a point not in the same plane as the disc, and all the points between them?
a. prism
b. cone
c. cube
d. pyramid

Explanation:

• A prism has two congruent polygonal bases connected by rectangles, not a disc and a single point.
• A cone is defined as a solid formed by a circular disc (base), a single point (apex) not on the disc's plane, and all line segments connecting the apex to every point on the disc (including the points between them).
• A cube is a rectangular prism with 6 square faces, no disc-shaped base or single apex point.
• A pyramid has a polygonal base, not a disc, connected to an apex.

Answer:

B. Cone