Perimete

Squares

100

What is the perimeter of a square with a side length of 2cm?

8 cm

200

What is the perimeter of a square with a side length of 5 in?

20 in.

300

What is the perimeter of a square with a side length of 10 km?

40 km.

400

What is the perimeter of a square with a side length of 13ft?

52ft.

500

What is the perimeter of a square with a side length of 25in?

100in.

Rectangles

100

What is the perimeter of a rectangle with a length of 3in and a width of 2 in?

10in.

200

length= 5 in width= 4 in

18 in.

300

length=10 width=7

34units

400

length=14 width=12

52units

500

What is the perimeter of a rectangle which has a width of 5 and a length that is double the width?

30units

Irregular Shapes

100

An irregular shape has the following side lengths 5, 10, 2, 1. Find its perimeter.

18 units

200

The sides are 10, 20, 30, and 40.

100 units

300

The sides are 32, 41, 15, 12, 11.

111 units

400

The side lengths are 17, 23, 41, 5, 7, and 8 in.

101 in.

500

The side lengths are 100, 113, 98, 73, and 64in.

448 in.

On a Grid

100

http://www.bbc.co.uk/schools/gcsebitesize/maths/images/ma080302.gif Find the perimeter of the image above. (go to link!)

18 units

200

http://www.homeschoolmath.net/teaching/g/images/perimeter-gridproblem3.gif

14 units.

300

http://image.tutorvista.com/Qimages/QD/43596.gif

16 units

500

http://b.vimeocdn.com/ts/255/503/255503859_640.jpg

20 units

Missing Side

100

A triangle has a perimeter of 12cm. Side A is 4cm, Side B is 6cm. What is side C?

2cm

200

A square has a perimeter of 12cm. What are the lengths of each side?

3cm

300

A rectangle has a perimeter of 42cm. The length is 12cm. What is the width?

9cm

400

http://s1.hubimg.com/u/6337936_f520.jpg Perimeter is 70m

8m

500

http://www.tvdsb.ca/webpages/cmacintosh/imageGallery/Math/missing.jpg

8km