Area and Perimeter and Elapsed Time

What is the perimeter?

• 3 ft. 

• 6 ft. 

• 12 ft. 

• 18 ft. 

Find the PERIMETER of this figure.

• 20 square feet

• 20 cm

• 25 square feet

• 20 cm sq.

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

Ethan has a rectangular piece of paper that is 42 cm long and 30 cm wide. He cut the paper in half. What is the area of each half of the paper in square centimeters?

• 630 square centimeters

• 72 square centimeters

• 315 square centimeters

• Not here

What is the missing length if the perimeter is 30cm?

• 12cm

• 13cm

• 30cm

• 5cm

Mr. Johnson took his class outside to measure the playground. The playground is shaped like a rectangle as shown below. Which formula could the class use to find the area of the playground?

• A = l × w

• A = 4s

• A = 2l + 2w

• A =  l + w

The first photograph ever taken can be seen at the University of Texas at Austin. The rectangle below shows the size of the photograph. What is the area of the first photograph ever taken?

• 36 cm

• 56 cm

• 72 cm

• 320 cm

Marsha plans to make a square picture with an area of 36 square inches. Which could be the expression she used for 36 square inches?

• 8 × 6

• 7 × 6

• 6 × 6

• 5 × 6

Farmer Bob needs to build a fence for his chickens.  The area 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

Find the AREA of this figure.

• 160 square feet

• 160 feet

• 160

• 1600 feet