A rectangle is a 4-sided flat shape made of straight sides, where all four of its interior angles are 90°.

In this activity, you will be asked to find the area and perimeter of rectangles.

You will also have to find the missing lengths of rectangles.

**Key formula to remember: **

**Area of a rectangle = length x width**

**Perimeter = length + width + length + width**

Want to understand this further and learn how this links to other topics in maths?

Why not watch this video?