Perimeter & Area – 10 Practice Questions

1. Rectangle

A rectangle has a length of 12 cm and breadth of 8 cm. Find its perimeter and area.

2. Square

A square has a side of 9 cm. Find its perimeter and area.

3. Rectangle

The length of a rectangular field is 25 m and its breadth is 15 m. Find:

• (a) Perimeter

• (b) Area

4. Square

The perimeter of a square is 48 cm. Find its:

• (a) Side

• (b) Area

5. Rectangle

The area of a rectangle is 180 cm² and its length is 15 cm. Find its breadth and perimeter.

6. Square

A square garden has an area of 196 m². Find its side and perimeter.

7. Triangle

A triangle has sides 8 cm, 10 cm and 12 cm. Find its perimeter.

8. Rectangle

A rectangular playground is 30 m long and 20 m wide. Find the area of the playground and the cost of fencing it at ₹5 per metre.

9. Square

A square field has a side of 25 m. Find:

• (a) Perimeter

• (b) Area

• (c) Cost of fencing at ₹8 per metre

10. Word Problem

A rectangular garden is 40 m long and 25 m wide. A path is to be made around the garden. Find the perimeter of the garden and its area.

Important Formulas

• Perimeter of Rectangle = $2(l+b)$

• Area of Rectangle = $l\times b$

• Perimeter of Square = $4\times side$

• Area of Square = $side\times side$

• Perimeter of Triangle = $a+b+c$