Perimeter Missing Side

Find the missing sides.

• A=4
  B=7
  C=12

• A=3
  B=7
  C=12

• A=13
  B=5
  C=12

• A=7
  B=7
  C=10

Find the missing sides.

• A =5
  B = 5

• A = 4
  B = 6

• A=7
  B=7

• A = 2
  B= 3

Find the perimeter.

• Perimeter = 30 units

• Perimeter = 28 units

• Perimeter = 38 units

• Perimeter = 36 units

Find the perimeter.

• Perimeter = 80 units

• Perimeter = 84 units

• Perimeter = 74 units

• Perimeter = 85 units 

A triangular sign has a perimeter of 70 inches. Two of the sides are each 19 inches. What is the length of the 3rd side in inches?

• 32

• 89

• 51

• A triangle has 3 sides.

A triangular puzzle has a perimeter of 99 centimeters. Two of the sides are each 37 centimeters long. How long is the missing side?

• 136 cm

• 62 cm

• 25 cm

• 25 inches

The perimeter of the figure below is 60 centimeters.  What is the length of the missing side?

• 23 units

• 37 units

• 21 units

• 20 units

Mr. Martinez used a saw to cut a piece of wood into the shape shown below. What is the perimeter of the piece of wood in centimeters? ________________

The side lengths of a window are shown in inches.

What is the perimeter of the window in inches? ____________________ in.

What is the perimeter of the figure?

Perimeter = ________________________ ft.

(Remember there 6 sides!)