Skills · Geometry · Geometry Basics
Perimeter
Printable practice with an answer key the engine computes, at three levels, in as many versions as you need.
Problem types
- a rectangle: a rectangle 7 by 4
- a square, one side labeled: a square with side 6
- five or six sides, all labeled: sides 12, 6, 5, 9 and 10
- the perimeter given, a side missing: a rectangle 8 by ?, perimeter 26
- an L, two sides to work out: an L 12 across and 9 tall
Sample Sheet · Level 1
Find the perimeter.
Find the perimeter.
Find the perimeter.
Find the perimeter.
Find the perimeter.
Find the perimeter.
Find the perimeter.
Find the perimeter.
Answer key
- 8 units
- 12 units
- 44 units
- 36 units
- 32 units
- 22 units
- 10 units
- 42 units
Sample Sheet · Level 3
The perimeter is 90. Find the missing side.
Find the perimeter.
Find the perimeter.
Find the perimeter.
Find the perimeter.
The perimeter is 70. Find the missing side.
Find the perimeter.
Find the perimeter.
Answer key
- 18 units
- 64 units
- 52 units
- 60 units
- 100 units
- 23 units
- 68 units
- 40 units
Make your own
Pick the count, the level and the version, and print it with work space and the key on its own page. The same skill also makes an I Do, We Do, You Do lesson, a Mosaic, a Decoder and more.