Choose the letter of the correct answer.
1. What is a solid or spatial figure?
A. A flat two-dimensional shape
B. the figure formed by two rays
C. Objects having three dimensions
D Many-sided figures, with sides that are lines
2. It is the point of intersection of the edges of polyhed
A. Face
B. Edge
C. Vertex
D. Polygon
3. Which of the following objects is a prism?
A.
B.
C.​