﻿ Definition and examples lateral faces | define lateral faces - geometry - Free Math Dictionary Online

# Lateral Faces

## Definition of Lateral Faces

The faces that join the bases of a solid are called Lateral Faces.

Lateral faces do not include the bases of a solid.

### Example of Lateral Faces

The figure given above is a hexagonal prism and it has six lateral faces and two bases.

A. 5
B. 7
C. 2
D. 6

### Solution:

Step 1: A regular pentagonal prism looks like the figure given below.
Step 2: It has two parallel and congruent pentagonal faces called bases.
Step 3: The faces that join the bases of a prism are called lateral faces.
Step 4: Five rectangles join the bases (pentagons) of a pentagonal prism.
Step 5: So, a regular pentagonal prism has 5 lateral faces.

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