Area Perimeter Missing Side Length

Farmer Bob needs to build a fence for his chickens.  The space he wants to build a fence around is 40 feet long and 20 feet wide.  How many feet of fence does he need to buy?

• 800 feet

• 120 feet

• 60 feet

• 80 feet

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?

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

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

• 9 cm

• 18 cm

• 12 cm

• 6 cm

Find the missing side length of a rectangle if the perimeter is 34 cm and one side is 10 cm.

• 7 cm

• 12 cm

• 14 cm

• 17 cm

• 36 m

• 18 m

• 9 m

• 27 m

What is the missing measurement? 

• 9 cm

• 18 in

• 81 cm

• 18 cm

What is the missing measurement? 

• 9 cm

• 18 in

• 18 cm

• 9 in 

• 7 cm

• 48 cm

• 9 cm

• 4 cm