Perimeter of Unknown Side

Mrs.Thompson uses a ruler to draw a square. The perimeter of the square is 20 centimeters. What side length does the square have (what does "s" equal)?

• s=20

• s=80

• s=4

• s=5

What is the unknown side (R) if the perimeter is 30 feet?

• R= 7 ft

• R= 6 ft

• R= 30 ft

• R= 11 ft

The rectangle below has a perimeter of 60. Find the lengths of the unknown side. That is, find S.

• S= 20

• S= 40

• S= 10

• S= 15

What is the length of the missing side?

• 6 m

• 7 m

• 26 m

• 27 m

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

• 10 cm

• 8 cm

• 6 cm

• 7 cm

The perimeter is 44.  What is the length of the missing side?

• 10m

• 12m

• 3m

• 14m

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

• 5 cm

• 4 cm

• 8 cm

• 10 cm

The perimeter is 34.  What is the length of the missing side?

• 3in

• 9in

• 6in

• 12in

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

• 5 cm

• 4 cm

• 8 cm

• 10 cm

A square playground has a perimeter of 64 meters. What is the length of one side of the playground?

• 16 meters

• 32 meters

• 8 meters

• 64 meters