Solve for Perimeter

How do you find the PERIMETER of a rectangle?

• Multiply the sides together

• Add up the lengths of all the sides

• Add a bunch of random letters together

• Multiply the sides together, then remove two of them

Find the perimeter of the following rectangle.

• 24 cm

• 11 cm

• 22 cm

• 10 cm

Solve for the perimeter of the rectangle.

• 80.64 cm

• 1.96875 cm

• 19 cm

• 38 cm

How do you find the PERIMETER of a triangle?

• Multiply the sides together

• Add up the lengths of all the sides

• Add a bunch of random letters together

• Multiply the sides together, then remove two of them

A square and a triangle have the same perimeter. If one side of the square is 5 cm, what is the length of one side of the equilateral triangle?

• 5 cm

• 10 cm

• 6.67 cm

• 15 cm

A farmer wants to fence three sides of a rectangular field with a river forming the fourth side. The field measures 100 meters by 50 meters. How much fencing does the farmer need?

• 150 meters

• 200 meters

• 250 meters

• 300 meters

Using the formula for the perimeter of a triangle, solve for the perimeter of the triangle.

• 17 cm

• 18 cm

• 60 cm

• 30 cm

Using the formula for the perimeter of a triangle, solve for the perimeter of the triangle.

• 26 cm

• 30 cm

• 21 cm

• 16 cm

Find the perimeter of the polygon depicted.

• 39.6

• 33.8

• 38

• 43.5

Find the perimeter of the polygon depicted.

• 57.4

• 60.6

• 48.4

• 45.3