# Rectangular Prism - Definition with Examples

**What is a Rectangular Prism?**

A rectangular prism is also a cuboid.

We can find the shape of a rectangular prism in a truck, a chest of drawers and in an aquarium, around us.

**Properties of a Rectangular Prism :**

- A rectangular prism has 8 vertices, 12 sides and 6 rectangular faces.
- All the opposite faces of a rectangular prism are equal.
- A rectangular prism has a rectangular cross section.

Rectangular prisms can be of two types, namely right rectangular prism and non-right rectangular prisms.

**Surface Area and Volume of a Rectangular Prism:**

Let’s consider this rectangular prism with the length, width and height marked.

Since all the faces of a rectangular prism are rectangles and opposite faces are equal, the surface area of a rectangular prism can be calculated using the following formula:

Volume of a rectangular prism is simply obtained by multiplying all three dimensions - length, height and width.

## Let's sing!

*I see a rectangular prism in a red brick.*

*And, sometimes in books, big, fat and thick.*

*Also, in a suitcase, and the TV remote I click.*

## Let's do it!

## Related math vocabulary

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