Perimeter

Word Problems

100

Figure A has dimensions of 4 feet by 6 feet. Figure B has dimensions of 3 feet by 8 feet. Do the figures have the same area or perimeter?

area

200

length = 15cm width = 12cm

54cm

300

Sofia's bedroom rug has a perimeter of 50 feet. The length of the rug is 20 feet. What is the width of the rug?

5 feet

400

14. Mrs. Phillips measures the perimeter of a common shape. One side is 6 cm, and the perimeter is 18 cm. If all the sides are the same length, what shapes did Mrs. Phillips measure?

Equilateral triangle

500

9. A rectangular portrait is 4 feet high and 2 feet wide. It costs $2 per foot to put a metal frame around it. How much will the frame cost?

$24

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 8 and a length that is double the width?

48 units

Perimeter

100

A unit square is a square where each side is 1 unit. What is the perimeter?

4 units

200

A rectangle has a perimeter of 36 cm. The width is 6cm. What is the length of the rectangle?

12cm

300

A square has a side length of 12 cm. What is the perimeter?

48 cm

400

A rectangle has a side length of 4 ft. The width is twice the size of the length. What is the perimeter?

24 feet

500

An equilateral triangle has a side length of 6 in. What is the perimeter?

18 inches

Missing Side

100

length = 12ft   width = 4ft 

32ft

200

The perimeter of a rectangle is 42 cm. The length of the rectangle is 13 cm. What is the width?

8 cm

300

The perimeter of a rectangle is 30 km. The length is 12 km. What is the width?

3 km

400

length = 20in. width = 19in.

78in.

500

The perimeter of a square is 36 km. What are the lengths?

9km