Circumference and Area Practice

A ball has a circumference of 9.42 cm. What is the diameter?

• 29.5788 cm

• 59.1576 cm

• 3 cm

• 1.5 cm

• 69.08 cm²

• 863.94 cm²

• 104.06 cm²

• 414.92 cm²

A cruise ship has a large, circular window. It has a diameter of 8 meters. What is the window's area?

• 31.25 m²

• 29.55 m²

• 30.36 m²

• 50.27 m²

Daniel wants to buy cookies for her friend. The
radius of a cookie is 5 inches. What is the distance around the cookie?

• 10 in

• 2.5 in

• 15.7 in

• 31.4 in 

• 100.48 ft²

• 50.24 ft²

• 200.96 ft²

• 803.84 ft²

• 94.2 in²

• 188.4 in²

• 706.5 in²

• 286.6 in²

What is the area of the shaded region?

• 4 cm²

• 16 cm²

• 8 cm²

• 12 cm²

What is the radius?

• 18

• 72

• 38

• 14

Your Geometry teacher rents a fast car for the weekend. Her friend, a Physics teacher, uses a stopwatch to time how long it takes your teacher to make one complete revolution about the track. Is this question circumference or area?

• Circumference

• Area

A circular tablecloth has a radius of 2.5 feet. Kyle is sewing a piece of ribbon along the edge of the tablecloth. If Kyle has exactly enough ribbon, which measurement is closest to the length of the piece of ribbon in feet?

• 7.85 feet

• 15.7 feet

• 19.63 feet

• 31.4 feet