Area and Perimeter of Square and Rectangle

1. Find the perimeter of a square with side:

Note: 1. Remember to write the answer with appropriate units ( m, cm, mm).

         2. After answering all the questions, come up with a general rule to find the perimeter of              a square.

a) 8 m                         f)  15 mm
b)  16 cm                    g)  5  m
c)  9 mm                     h)  25 cm
d)  7 cm                      i)   12 cm
e)  14 cm                     j)  10 mm

2. Apply the general rule you worked out in the first question and find the side of a square with the perimeter:

a)   132 m                 f)   72 m

b)    56 cm                g)  24 cm

c)    84 mm               h)  96 cm

d)    50 m                  i)   120 mm

e)    68 cm                 h)  160 cm

3.  Find the perimeter of a rectangle with

Note: After answering questions a) to e), work out a general rule to find the perimeter of a rectangle.

a) length 8 cm  and breadth  12 cm

b) length 5 cm  and breadth   6  cm

c) length  7 m   and breadth   8  m

d) length  15 cm  and breadth  12 cm

e) length  18 cm and breadth 11 cm

4. Note: Draw the shape to help you work out the answers.

a) Work out the breadth of the rectangle with perimeter 36 cm and length 12 cm. 

b) Work out the length of the rectangle with perimeter 40 cm and breadth 10 cm.

5. Find the area of a square with side 

Note:  Remember the unit for area will always be written as m², cm², mm² ......

a)  8 m                 f)  12 cm

b)  7 cm               g)  4 cm

c)  6 mm              h)  3 m

d)  5 cm               i)   1 cm

e)  10 mm            j)   2 cm

6. Find the area of the rectangle with

a)  length 3 cm and breadth 4 cm

b)  length 5 cm and breadth 7 cm

c)  length 8 cm and breadth 6 cm

d)  length  4 m and breadth 12 m

e)  length  10 mm and breadth 5 mm

Word Problems:

1. Rita's garden is 15 m long and 12 m wide. What is the perimeter of her garden?

What is the area of her garden?

2.  A swimming pool is 25 m long and 12 m wide. What is the perimeter of the pool? What is the area of the pool?

3. A school playground is 150 m by 75 m. What is the perimeter of the playground? What is the area of the playground?

4. A parking lot is 100 m and 72 m wide. What is the perimeter of the parking lot? What is the area of the parking lot?

5. John takes a walk around a park which is 750 m long and 500 m wide. How much distance does he walk if he walks around the park once?