Area / Perimeter Worksheet
1 a. Find the area and perimeter of the shape.
 
 14  
      1
 5
2 
1 b.
The side of a square is 3. Find its area.
2 a. Find the area and perimeter of this square.
 
         
         
         
         
         
         
         
         
         
2 b. Find the area of the rectangle.

3
 
3 a. Find the area and perimeter of the shape.
 
6
    3
2  
3
3 b. Write a number sentence for the total area, thinking of one rectangle or two.
 
88
   
4 a.
Find the perimeter of a square with side length 10.
4 b.
The perimeter of a rectangle is 28, and one of its sides is 7. Find its area.
5 a.
The side of a square is 10. Find its area.
5 b. Find the missing side length,
when the area is 100 square units.

10
A = 100 square units
6 a. Draw a rectangle with an area of 8 square units and perimeter of 12 units.
 
          
          
          
          
          
          
          
          
          
          
6 b. Find the area and perimeter of the shape.
 
 25  
      3
 2
3 
7 a. Find the area of the rectangle.

7
 
7 b. Find the area and perimeter of this rectangle.
 
  
  
  
  
8 a. Draw a rectangle with an area of 40 square units and perimeter of 26 units.
 
          
          
          
          
          
          
          
          
          
          
8 b. Find the perimeter of the rectangle.

10
10   
9 a.
Find the area of a square with side length 3.
9 b. Find the missing side length,
when the area is 40 square units.

?
10 
A = 40 square units
10 a.
Write a number sentence for the total area, thinking of one rectangle or two.
 
55
   


____ × ( ____ + ____ )  =  _____ × _____  +  _____ × _____   =  _______
area of the
whole rectangle
area of the
first part
area of the
second part
10 b. Draw a rectangle with an area of 18 square units and perimeter of 22 units.
 
          
          
          
          
          
          
          
          
          
          
Page 2

Answer Key

1 a.  The area is 18 and the perimeter is 26.

 
1 b.  9 square units

 
2 a.  The area is 81 square units and the perimeter is 36 units.

 
2 b.  18 square units

 
3 a.  The area is 12 and the perimeter is 18.

 
3 b.  5 × (8 + 8) = 5 × 8 + 5 × 8 = 80

 
4 a.  40

 
4 b.  49 square units

 
5 a.  100 square units

 
5 b.  10

 
6 a.  The rectangle has 4 rows and 2 columns or vice versa.

 
6 b.  The area is 36 and the perimeter is 30.

 
7 a.  14 square units

 
7 b.  The area is 8 square units and the perimeter is 12 units.

 
8 a.  The rectangle has 8 rows and 5 columns or vice versa.

 
8 b.  40

 
9 a.  9 square units

 
9 b.  4

 
10 a.  7 × (5 + 5) = 7 × 5 + 7 × 5 = 70

 
10 b.  The rectangle has 9 rows and 2 columns or vice versa.

 


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