Perimeter/Area with Missing Sides

Find the missing side length! What is the perimeter?

If the perimeter of the shape is 34 units, what is the missing side?

Ray found the perimeter of the window in his bedroom to be 12 feet. If the length of the window is 4 feet long, what is the width?

Emilia is painting a triangular picture frame. The perimeter is 30 inches. If one side is 13 inches long and another side is 5 inches long, what is the length of the other side of the picture frame?

If the perimeter of a square is 36 cm, what is the length of one side?

• 9 cm

• 18 cm

• 12 cm

• 6 cm

If the perimeter of the rectangle is 26 units, what is the missing side length?

The perimeter of a rectangular swimming pool is 54 meters. If the length is 15 meters, what is the width?

• 12 meters

• 24 meters

• 9 meters

• 18 meters

This rectangle has a perimeter of 34 cm., find the height

• 11 cm.

• 13 cm.

• 22 cm.

• 5.6 cm.

A rectangular garden has a perimeter of 88 feet. Two of the sides each measure 24 feet. What is the length of one of the missing sides?

• 112 feet

• 20 feet

• 40 feet

• 48 feet

• 8 m

• 6 m

• 12 m

• 4 m