Perimeter is the distance around a two-dimensional shape. Example: the perimeter of this rectangle is 3+7+3+7 = 20. The perimeter of a circle is called the circumference.

Your task:

• You will need a ruler, a pencil, an eraser.
• You will create pens for the different animals that live on the farm according to the measurements below.
• You will work in a group.
• READ THE DIRECTIONS CAREFULLY!
• Your pens will be inspected by Farm Inspector # 1. If they are not up to standard your animals will not be able to move in!

Group 1: Pig Pen

• This enclosure must have a perimeter of 200 cm.
• It should have a fence around it.
• Inside the pen build a small house with a perimeter of 80 cm for the pigs to live.

Group 2: Horse Stable

• This enclosure should have a perimeter of 80 inches. It must have sturdy walls.
• The two horses that live in here would like to have a stall each.
• The perimeter of each stall should be 30 inches.

Group 3: Chicken Yard

• This enclosure should have a perimeter of 72 inches.
• It must have a fence around it.
• The hens get quite scared at night and would like to have a small house to roost.
• Their house should have a perimeter of 24 inches.

Group 4: Duck Pond

• This pond should have a perimeter of 48 inches. It must have a fence around it.
• The ducks have requested a square fountain in the center that has a perimeter of 16 inches.

Group 5: Cow Pasture

• This enclosure should have a perimeter of 90 inches. It must have a fence.
• The twelve cows that live in here would like to have a water trough.
• The perimeter of trough should be 40 inches.

Group 6: Goat Yard

• This enclosure must have a perimeter of 175 cm.
• It should have a fence around it.
• Inside the pen build a small house with a perimeter of 75 cm for the goats to live in and stand on.

Check out the fabulous farms below!
Mr. Speno & Mrs. Cosgrove