Area and Perimeter of Squares, Rectangles and Triangles

A square sticky note has an area of 9in²

What could the length of each of the sides be?

• 2 in

• 3 in

• 6 in

• 81 in

What is the area of this rectangle?

• 40 cm

• 45 cm²

• 40 cm²

• 45 cm

Find the perimeter of the rectangle

• 24 m

• 10 m

• 20 m

• 12 m

You want to build a fence to go around your entire rectangular 7 foot by 6 foot garden. How much fencing will you need?

• 42 ft

• 26 ft

• 13 ft

• 20 ft

What is the area of a triangle with a base of 10 cm and a height of 6 cm?

What is the area of this square?

• 169 ft²

• 209 ft²

• 196 ft²

• 260 ft²

Find the perimeter of the triangle.

• 36

• 21

• 24 in

• 36 in

One side of square ABCD has a length of 15 meters. A certain rectangle whose area is equal to the area of ABCD has a width of 10 meters. What is the length, in meters, of the rectangle?

• 15

• 20

• 22.5

• 25

• 37.5

Find the area of the triangle

• 96 in²

• 120 in²

• 48 in²

• 60 in²

Find the perimeter of the triangle

• 32 in

• 40 in

• 30 in

• 28 in