Perimeter

An equilateral triangle has 3 sides that are all the same length. What is the perimeter of an equilateral triangle in which the side measures 7 centimeters?

• 21 centimeters

• 28 centimeters

• 49 centimeters

• What's a triangle?

Find the perimeter. 

• Perimeter = 48 units

• Perimeter = 59 units

• Perimeter = 58 units

• Perimeter = 61 units

Find the perimeter.

• Perimeter = 30 units

• Perimeter = 28 units

• Perimeter = 38 units

• Perimeter = 36 units

Do you multiply or add when you find the perimeter?

• Multiply

• Add

Ms. Dart has a rectangular garden that has the perimeter of 30 feet. If two of it's sides are 10 feet in length each, how wide is the garden?

• 10 feet

• 5 feet

• 40 feet

• 7 feet

What is the missing measurement? 

• 9 cm

• 18 in

• 18 cm

• 9 in 

Messi has a square soccer field. If the field is 6 feet long, what is the perimeter of the soccer field?

• 12 feet

• 36 feet

• 24 feet

• 48 feet

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

A book had a length of 5 inches and a width of 8 inches. What is the perimeter of the book?

• 26 inches

• 40 inches

• 36 inches

• 32 inches