Question

Which of these three-dimensional figures do not have polygonal faces?

• A. Figure 2
• B. Figure 1
• C. Figure 3
• D. Figure 1 and 3

Answer 1

Answer: (A), (C)

The correct options are
A Figure 2
C Figure 3

Polygon is a closed figure formed by joining atleast 3 line segments
Figure 1 is a triangular pyramid with triangular base.
Figure 2 is a cylinder with circular base.
Figure 3 is a circle with circular base.

So, Figure 2 and Figure 3 do not have polygonal faces.