Perimeter and Area

A square has a perimeter of 16 inches. What is the length of one of its sides?

• 4 in

• 5 in

• 8 in

• 3 in

What is the formula for the area of a triangle?

• A = L x W

• A = L + W + L

• A = 1/2 (B x H)

• A = L x W x H

_______ is the amount of space that a 2D shape takes up.

Draw a triangle with a base of 7 cm and a height of 12 cm

_________ is the distance around a 2D shape.

A triangle has a base of 4 m and a height of 8 m. What is the area?

• 32 m

• 32 m^2

• 16 m

• 16 m^2

Draw a square with a Perimeter of 20 ft. What would each length have to measure?

What is the perimeter of this figure?

Which would you use to find how much carpet you need for your bedroom?

• Perimeter

• Area

What is the formula for perimeter?

• P = B x H

• P = L x W

• P = 1/2 ( B x H)

• P = L x W x H