Perimeter Quiz

What is the formula to find the perimeter of a rectangle?

• 2 * (length + width)

• length * width

• 2 * length * width

• length + width

Find the perimeter of a rectangle with length 8 cm and width 5 cm.

• 26 cm

• 40 cm

• 30 cm

• 18 cm

What is the formula to find the perimeter of a square?

• 4s

• 3s

• s^2

• 2s

Find the perimeter of a square with side length 10 cm.

• 50 cm

• 30 cm

• 20 cm

• 40 cm

What is the formula to find the perimeter of a triangle?

• Perimeter = Side1 + Side2 + Side3

• Perimeter = Side1 - Side2 - Side3

• Perimeter = Side1 / Side2 / Side3

• Perimeter = Side1 * Side2 * Side3

Find the perimeter of a triangle with side lengths 6 cm, 8 cm, and 10 cm.

• 22 cm

• 24 cm

• 20 cm

• 18 cm

How do you find the perimeter of an irregular shape?

• Add up the lengths of all the sides of the shape.

• Find the average length of all the sides of the shape.

• Divide the lengths of all the sides of the shape.

• Multiply the lengths of all the sides of the shape.

Find the perimeter of the irregular shape shown below. (Image of an irregular shape will be provided)

• Cannot determine

• 10 cm

• 20 cm

• 30 cm

Sara wants to put a fence around her rectangular garden. The length of the garden is 12 meters and the width is 8 meters. How much fencing does she need?

• 40 meters

• 56 meters

• 32 meters

• 20 meters

A square field has a perimeter of 40 meters. What is the length of each side?

• 5

• 15

• 20

• 10