Page 237 - NUMINO_WB_5B
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146-P1-1

Number of the Faces, Vertices, and Edges of a Pyramid

The base of a pyramid is given below. What is the sum of the number of faces,
vertices, and edges?

Step 1. Connect each pyramid to its base.

Step 2. Complete the table.

Triangular Rectangular Pentagonal Hexagonal
pyramid pyramid pyramid pyramid

Shape of a Base Triangle Hexagon

No. of Faces 4

No. of Vertices 4 5
No. of Edges 6 8

Step 3. The shape of the base of a pyramid is a pentagon. What is the sum of
the number of faces, vertices, and edges?
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