Area / Perimeter Worksheet
1 a. Find the missing side length,
when the perimeter is 12.

?
 
1 b. Find the missing side length,
when the perimeter is 40.

10
 
2 a. Find the area of the square.

7
 
2 b.
Find the perimeter of a rectangle with side lengths 10 and 7.
 
 
 
 
3 a.
The area of a rectangle is 63 square units, and one of its sides is 7. Find its perimeter.
 
 
 
 
3 b. Find the perimeter of the rectangle.

9
 
Page 2

Answer Key

1 a.  2

 
1 b.  10

 
2 a.  49 square units

 
2 b.  34

 
3 a.  32

 
3 b.  36

 


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