Perimeter and Square Units Unknown Number

A perimeter of a rectangle is 34 meters.  The width is 4 meters.  What would the length be?

• 17 m

• 13 m

• 15 m

A rectangular pizza has a perimeter of 24 inches. If the length is 8 inches, what is the width?

• 4 inches

• 6 inches

• 8 inches

• 3 inches

Find the perimeter of this rectangle.

• 30 cm.

• 13 cm.

• 36 cm.

• 26 cm.

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 (x) if the perimeter is 34?

• x= 10

• x= 9

• x= 11

• x= 8

What is the length of each side (s) is the area is 100 units squared?

• S= 10

• S= 11

• S= 4

• S= 100

What is the length of the unknown side if the perimeter of this triangle is 12 cm?

• 4 cm

• 5 cm

• 3 cm

• 6 cm

What is the perimeter of this rectangle?

• P= 11 cm

• P= 22 cm squared

• P= 22 cm

• P= 24 cm squared