Areas of Compound Square Shapes
• Introduction

You must know the formula for finding the area of a rectangle.

Area of a rectangle = length × breadth

OR base × height

Example

Find the shaded area of the following shape.

Solution

Area of large square = 13 × 13 = 169 units2

Area of small square = 5 × 5 = 25 units2

Shaded area = 169 − 25 = 144 units2

• Question 1

Find the shaded area of the following shape in units2.  (just write the number)

• Question 2

Find the shaded area of the following shape in units2.  (just write the number)

• Question 3

Find the shaded area of the following shape in units2.  (just write the number)

• Question 4

Find the shaded area of the following shape in units2.  (just write the number)

• Question 5

Find the shaded area of the following shape in units2.  (just write the number)

• Question 6

Find the shaded area of the following shape in units2.  (just write the number)

• Question 7

Find the shaded area of the following shape in units2.  (just write the number)

• Question 8

Find the shaded area of the following shape in units2.  (just write the number)

• Question 9

Find the shaded area of the following shape in units2.  (just write the number)

• Question 10