2.) A circle has a diameter of 17 inches. What is the circumference? *
1 point
c. 53.38 inches
d. 34 inches
a. 907.46 inches
b. 106.76 inches
3.) Daniel wants to buy cookies for her friend. The radius of a cookie is 5 inches. What is the cookie’s circumference? *
1 point
c. 15.7 inches
a. 2.5 inches
d. 31.4 inches
b. 10 inches
4.) Steven purchases a bowl. The diameter of the bowl is 14 centimeters. What is the circumference of the bowl? *
1 point
b. 43.96 cm
a. 87.96 cm
d. 7 cm
c. 28 cm
5.) A DVD has a diameter of 15 millimeters. Which equation would help you determine the circumference? *
1 point
b. c = 15/π
d. c = 15/2π
a. c = 15π
c. C = 2π15
6.) Find the circumference of a circle with a radius of 12.5 millimeters . *
1 point
a. 18.84 mm
c. 78.5 mm
d. none of the above
b. 37.68 mm
7.) The diameter of a circle is: *
1 point
d. The distance from an edge of a circle to another edge through the center.
b. The distance from an edge of a circle to another edge.
a. The measurement around the circle.
c. The distance from the center of the circle to an edge of a circle
8.) If my diameter is 19 inches, what is my radius? *
1 point
c. 59.66 inches
d. 119.32 inches
a. 9.5 inches
b. 38 inches
9.) A circular swimming pool is 21 feet in diameter. How many feet around is the pool? *
1 point
d. 42 ft
a. 131.95 ft
b. 65.94 ft
c. 10.5 ft
10.) The local rodeo has a circular pin, with a diameter of 48 feet, in which they keep the horses. What is the circumference of the horse pin? *
1 point
a. 160.72 feet
c. 140.72 feet
b. 150.72 feet
d. 130.72 feet