**What is Perimeter in Maths?**

Perimeter is the sum of all the sides of a closed figure.

Perimeter = Sum of all the sides

**Find the Perimeter of Shapes**

**Example 1**

Find the Perimeter of the Rectangle:

**Solution**

Perimeter is the sum of all the sides of a closed figure.

Perimeter = Sum of all the sides

Perimeter of the given rectangle = AB + BC + CD + DA

Perimeter of the given rectangle = 5 cm + 3 cm + 5 cm + 3 cm

Perimeter of the given rectangle = 16 cm

**Example 2**

Find the Perimeter of the triangle:

**Solution**

Perimeter is the sum of all the sides of a closed figure.

Perimeter = Sum of all the sides

Perimeter of the given Triangle = AB + BC + CA

Perimeter of the given Triangle = 5 cm + 7 cm + 5 cm

Perimeter of the given Triangle = 17 cm