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Circumference

  • Game Code: 197561
  •  English    30     Public
    Finding circumference of a circle and working backward to solve for radius or diameter.
  •   Study   Slideshow
  • What is the approximate circumference of a circle with a diameter of 10? Use 3.14 for pi (DO NOT ROUND)
    31.4
  •  15
  • Which circle has a greater circumference, (OPTION 1) a circle with a diameter of 10 or (OPTION 2) a circle with a radius of 6? [Type "1" for OPTION 1 or "2" for OPTION 2]
    2
  •  15
  • The constant pi is equivalent to which ratio (where c is the circumference, r is the radius and d is the diameter of a circle)?
    c
  •  15
  • The radius of a circle is 5.4 feet. What is its diameter?
    10.8
  •  15
  • What is the radius of a circle whose diameter is 15 meters?
    7.5
  •  15
  • If a circle has a radius of 8 centimeters, approximately what is its circumference? Use 3.14 for pi (DO NOT ROUND)
    50.24
  •  15
  • Find the approximate circumference of a circle with a radius of 9. Use 3.14 for pi (DO NOT ROUND)
    56.52
  •  15
  • The circumference of a circle is 150.72 units. What is the radius of the circle? Use 3.14 for pi.
    24
  •  15
  • The circumference of a circle is 200.96 units. What is the radius of the circle? Use 3.14 for pi.
    32
  •  15
  • A round kiddie pool measures 3 meters from the center to the edge. What is the approximate circumference of the pool? Use 3.14 for pi (ROUND TO NEAREST WHOLE NUMBER)
    19
  •  15
  • The circumference of a circle about 44 inches. What is the circle's diameter? Use pi for 3.14 (ROUND TO THE NEAREST WHOLE NUMBER)
    14
  •  15
  • The circumference of a circle is 20 inches. What is the radius of the circle? Use 3.14 for pi (ROUND TO NEAREST TENTHS PLACE)
    3.2
  •  15
  • A bike wheel has a diameter of 10 inches. What is the circumference of the wheel? Use 3.14 for pi (DO NOT ROUND)
    31.4
  •  15
  • The tires on the bus have a 33 inch diameter. The tires on the car have a 25 inch diameter. How much longer is the circumference on a bus tire than a car tire? Use 3.14 for pi (ROUND TO TENTHS PLACE)
    25.1
  •  15
  • The base circumference of the Portland Head Light lighthouse measures 71.3 feet. Find its diameter. Use 3.14 for pi (ROUND TO NEAREST TENTHS PLACE)
    22.7
  •  15
  • What is the circumference of a circle with a diameter of 24 yards? Use 3.14 for pi (DO NOT ROUND)
    75.36
  •  15
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