Finding Side Lengths When Perimeters Are Given

Find side 's'.

• 120

• 30

• 28

• 20

Find the unknown side length if the perimeter is 30 cm.

• 5 cm

• 4 cm

• 8 cm

• 10 cm

Find the unknown side length if the perimeter is 29 cm.

• 10 cm

• 8 cm

• 6 cm

• 7 cm

This shape has a missing side length labeled with a letter. The perimeter of the shape is labeled inside. Find the unknown side length for each shape.

A square garden has a perimeter of 48 meters. What is the length of one side of the garden?

• 12 meters

• 24 meters

• 8 meters

• 16 meters

A square playground has a perimeter of 48 meters. What is the length of one side of the playground?

• 12 meters

• 24 meters

• 8 meters

• 16 meters

The perimeter of a square is 36 meters. What is the length of one side?

• 6 meters

• 9 meters

• 12 meters

• 18 meters

The perimeter of an equilateral triangle is 18 metres. What is the length of one side?

• 3 metres

• 4 metres

• 5 metres

• 6 metres

The perimeter of an equilateral triangle is 18 inches. What is the length of one side?

• 4 inches

• 5 inches

• 6 inches

• 9 inches

If the perimeter of an equilateral triangle is 30 cm, what is the length of one side?

• 8 cm

• 9 cm

• 10 cm

• 12 cm