Area and Perimeter of Triangles and Circles

• 21.98 ft

• 43.96 ft

Which of the following would be appropriate units for Perimeter?

Find the area

• 8 ft²

• 3 ft²

• 4 ft²

• 6 ft²

What is the perimeter of this triangle?

• 20

• 10

• 160

• 17

Find the area of the triangle.

• 19.95 sq yd

• 18.7 sq yd

• 119.7 sq yd

• 17.1 sq yd

Daniel has a circular rug that has a diameter of 16 inches. How much space does the rug take up?

• 200.96 in

• 50.24 in

• 803.84 in

• 25.12 in

Find the area of the circle. r = 7

• 43.96

• 153.86

• 87.82

• 307.72

Find the area of the circle

• 56.52 in²

• 254.34 in²

• 1017.36 in²

• 113.04 in²

The space inside a two-dimensional shape is called

• area

• perimeter

• circumference

• diameter

• radius