What is the circumference of a 12-inch pizza?Ī dog is tied to a wooden stake in a yard. What is the diameter of the wheel?Ī lawn sprinkler sprays water 5 ft in every direction as it rotates. The distance around the wheel of a truck is 9.42 ft. Enter your answer to three decimal places.)Ī dinner plate has a radius of 6 cm. If the diameter of a circle is 9 cm, then what is the area? (Do not round. If the radius of a circle is 1.5 in, then what is the circumference? Enter your answer to three decimal places.)įind the radius of a circle with an area of 200.96 square feet.Ī = 200.96 ft 2 200.96 ft 2 ÷ 3.14 = r 2 If the radius of a circle is 15.3 cm, then what is the diameter?įind the circumference of a circle with a diameter of 11 mm.ĭ = 11 mm C = (11 mm)(3.14) C = 34.54 mmįind the circumference of a circle with a diameter of 7.5 in.ĭ = 7.5 in C = (3.14)(7.5 in) C = 23.55 inįind the diameter of a circle with a circumference of 21.98 m.Ĭ = 21.98 m d = 21.98 m ÷ 3.14 d = 7 m (or 7.0 m)įind the area of a circle with a radius of 4 in.Ī = (4 in)(4 in)(3.14) A = (16 in 2)(3.14) įind the area of a circle with a radius of 3.5 cm. If the diameter of a circle is 142.8 mm, then what is the radius? What is the area of the wheel?ĭ = 20 in r = 10 in A = 3.14 (10 in)(10 in) The diameter of a bicycle wheel is 20 in. The area of a coin is 3.14 square centimeters. How far will you move in one turn of your wheel? The diameter of your bicycle wheel is 25 in. The circumference of a compact disc is 28.26 centimeters. The circumference of a bicycle wheel is 50.24 in.
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