P – M – OE14

The perimeter of a square and rectangle were different. Each shape had two sides with the same length and two sides with different lengths. What could the lengths be for the square and rectangle?

P – M – OE15

The lengths of a five-sided shape are all different. If the perimeter is an even number, what could the side lengths be?

P – M – PP38

What is the perimeter of a rectangle that has a width of 10 cm and a length of 4 cm?

P – M – WP14

A student created a 5-sided shape using pipe cleaners. The shape had lengths of 23 cm, 18 cm, 15 cm and 28 cm. The perimeter is 99 cm. What is length of the fifth side?

P – M – PP39

What is the perimeter of a rectangle that has a width of 8 cm and a length of 5 cm?

Subscribe To Our Newsletter

Join our mailing list to receive the latest news and updates from Dr. David Costello.

You have successfully subscribed!