Area / Perimeter Worksheet
1 a. Find the missing side length,
when the perimeter is 10.

3
 
1 b. Find the perimeter of the rectangle.

8
 
2 a. Find the missing side length,
when the perimeter is 16.

6
 
2 b. Find the missing side length,
when the area is 80 square units.

10
A = 80 square units
3 a. Find the perimeter of the square.

7
 
3 b. Find the missing side length,
when the perimeter is 24.

6
 
Page 2

Answer Key

1 a.  3

 
1 b.  20

 
2 a.  6

 
2 b.  8

 
3 a.  28

 
3 b.  6

 


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