Perimeter Area

The distance around an object is called the 

• area

• perimeter

Farmer Jose built a fence around his rectangular pig's pen. The fence was 10 feet long and 7 feet wide. How many feet of fencing would he need for his pig's pen?

• 70 feet

• 17 feet

• 34 feet

• 36 feet

Brian wants to fence in his rectangular garden. He has a plot of land that is 7 feet long and 6 feet wide. How much fencing will he need?

• 26 feet

• 20 feet

• 12 feet

• 42 feet

Perimeter of rectangle?

• 38 cm

• 84 cm

• 72 cm

• 19 cm

Farmer Bob's son built a track to walk his pet pig.  The track goes around the pig pen.  The pig pen is 15 feet long and 21 feet wide.  If the pig walks all the way around the track, how many feet did he walk?

• 72 feet

• 36 feet

• 36 square feet

What is length of the missing sides?

• 7ft

• 2ft

• 3ft

• 15ft

Allison wants to make a wood frame for her picture. Her picture is a 9 inch square. What is the total length of the wood strips she will need to buy?

• 36 inches

• 30 inches

• 81 inches

• 7 inches

Perimeter= 42 inches. Side lengths are 12in, 7in, 21in. What is the length of the missing length? 

• 3 inches

• 2 inches

• 4 inches

• 1 inch

To find the perimeter of any figure

• Add the lengths of all the sides

• Multiply the lengths of all the sides

• Add 2 sides and multiply it by the rest of the sides. 

• Multiply by 4 always.  Always. 

A rectangle has an area of 39.3 cm² and has a length of 15 cm. What is its perimeter?

• 2.62 cm

• 35.24 cm

• 34.24 cm

• 26.20 cm