Perimeter, Circumference, Area of Circle

Find the perimeter of the rectangle.

• 38 cm.

• 19 cm.

• 84 cm.

• 42 cm.

Find the perimeter of the triangle.

• 120 ft.

• 32 ft.

• 40 ft.

• 20 ft.

Find the circumference of the circle. Round to the nearest tenth.

• 113.0 in.

• 1017.4 in.

• 254.3 in.

• 56.5 in.

Find the circumference. Round to the nearest tenth.

• 18.8 cm.

• 75.4 cm.

• 37.7 cm.

• not enough information

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?

• 31.25 m²
• 29.55 m²
• 30.36 m²
• 28.26 m²

Find the area of the circle

• 43.96
• 153.86
• 87.82
• 307.72

A circle has a diameter of 17 inches. What is the circumference?

• 106.76 inches

• 53.38 inches

• 907.46 inches

• 34 inches

What is the area of this circle? (use 3.14 for π)

• 163.2

• 15.3

• 124.2

• 113.04

A bicycle tire has a diameter of 27 inches. What is the radius?

• 27pi
• 13.5
• 81
• 25pi

Find the perimeter of the given polygon.

• 51 m

• 41 m

• 48 m

• 51 cm