Definition Of Regular Polyhedron

Regular Polyhedrons are the solids with identical regular polygons as their faces.

More about Regular Polyhedron

There are five regular polyhedrons: cube, tetrahedron, octahedron, dodecahedron, and icosahedron, and these are also called as platonic solids.

Examples of Regular Polyhedron

All the above polyhedrons are the examples of regular polyhedron.

Video Examples: Regular Polyhedron

Solved Example on Regular Polyhedron

Ques: Identify the regular polyhedron.

Choices:

A. Figure 1
B. Figure 2
C. Figure 3
D. Figure 4
Correct Answer: C

Solution:

Step 1: Regular Polyhedrons are the solids with identical regular polygons as their faces
Step 2: Here, Figure 3 is an octahedron and it is a regular polyhedron as the faces of this octahedron are congruent and are regular polygons.

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