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 – OE16

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

P – M – PP39

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

P – M – OE1

Draw two line-segments that are close in measurement. What is the length of each line?

Subscribe To Our Newsletter

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

You have successfully subscribed!