Common Core Math Vocabulary

# Rectangle - Definition with Examples

## Let's learn!

**What is a rectangle?**

A rectangle is a quadrilateral.

We can find the shape of a rectangle in a sofa, a chalkboard and a book, around us.

**Properties of a Rectangle:**

- A rectangle has 4 sides and 4 vertices.
- Opposite sides of a rectangle are parallel and equal in length.
- All interior angles are equal and right angles.
- The sum of the all the interior angles is 360°.

## Let's sing!

*Here is the shape of a rectangle,*

*With sides - one, two, three and four.*

*Two are short and, two are long.*

*Can you find it in the front door?*

## Let's do it!

Ask your children to observe/spot things in which they can see the shape of a rectangle, such as a bar of chocolate, an envelope, or a chest of drawers.

You can further ask them to make a ‘shapes scrapbook’ and have them draw or paste picture of things rectangular in shape in it.

## Related math vocabulary

The Complete K-5 Math Learning Program Built for Your Child