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- 1. Multiple ChoiceIf my diameter is 19 inches, what is my radius?38 inches9.5 inches59.66 inches119.32 inches
- 2. Multiple ChoiceIf my radius is 10ft, what is my diameter?20ft5ft31.4ft62.8ft
- 3. Multiple Choice
what is the circumference of this circle ?3.14 cm37.68 cm24 cm68.4 cm - 4. Multiple ChoiceFind the circumference of a circle with a radius of 12.5 mm .37.68mm18.84mm78.5mmnone of the above
- 5. Multiple ChoiceThe radius of a circle isThe measurement from the center of a circle to an edge of the circle.The measurement around the circleThe measurement from and edge of the circle to another edge through the centerA line perpendicular to the diameter of the circle
- 6. Multiple ChoiceA cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?31.25 m229.55 m230.36 m228.26 m2
- 7. Multiple ChoiceWhat is the area of this circle?163.215.3124.2113.1
- 8. Multiple ChoiceDoes this picture show the diameter or radius of a circle?DiameterRadius
- 9. Multiple ChoiceIs the red line a radius or diameter of the circle?RadiusDiameter
- 10. Multiple ChoiceIf you multiply ½ × d then you will get the...radiusdiametercircumferencearea
- 11. Multiple ChoiceIf you are given the diameter, how can you calculate the radius?Multiply the diameter by 2Divide the diameter by 2Add 2 to the diameterSubtract 2 from the diameter
- 12. Multiple ChoiceWhat is the distance around a circle?CircumferenceAreaDiameterRadius
- 13. Multiple ChoiceThe circumference of a circle isThe measurement from an edge of a circle to another edge.The measurement around the circleThe measurement from an edge of a circle to another edge going through the centerThe measurement from the center of the circle to an edge of the circle
- 14. Multiple ChoiceThe diameter of a circle is 3 centimeters. What is the circumference?11.5cm29.42 cm2unicorns are awsome45.3 cm2
- 15. Multiple ChoiceAlex has trained his puppy, Popper, to jump through a ring. According to Alex's measurements and calculations, the ring has a diameter of 3.5 feet. What is the ring's circumference (use 3.14 for pi)?11.32 ft12.25 ft10.99 ft8.75 ft
- 16. Multiple ChoiceWhat is the circumference? Round to the nearest whole number.48962418
- 17. Multiple ChoiceA DVD has a diameter of 15 millimeters. What is the circumference?c = 15πC = 2π15c = 15/πc = 15/2π
- 18. Multiple ChoiceWhich expression could be used to find the approximate circumference of this quilt piece?2π162π82(8)2(4)
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