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Circles & Semicircles: Radius, Diamater, Circumf ...

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  • The radius of a circle is 5.4 feet. What is its diameter?
    10.8
  • Find the circumference of the circle.
    56,52 cm
  • What is the perimeter of the semicircle?
  • What is the perimeter of the semicircle?
  • What is the circumference?
    50.24 cm
  • Your grandmother is teaching you how to make a homemade pie. The pie pan has a diameter of 9 inches. If she asks you to cut a strip of pie crust long enough to go around the outside of the pan, how long does it need to be?
    28.26
  • What is the radius of a circle whose diameter is 15 meters?
    7.5
  • What is the perimeter of the semicircle?
  • What is the circumference?
    200.96 yd
  • What is the circumference?
    69.08 cm
  • What is the circumference?
    37.68 ft
  • 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
  • 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
  • What is diameter of the circle?
    ...
  • What is the circumference?
    131.88 yd
  • What is the circumference?
    47.1 cm
  • What is the perimeter of the semicircle?
  • 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
  • A rotating wind turbine has a diameter of 185 feet. As its rotating what would be the circumference of its rotation?
    580.9
  • What is the radius of the circle?
    ...
  • What is the perimeter of the semicircle?
  • 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
  • What is the circumference?
    251.2 m
  • Find the approximate circumference of a circle with a radius of 9. Use 3.14 for pi (DO NOT ROUND)
    56.52
  • If a circle has a radius of 8 centimeters, approximately what is its circumference? Use 3.14 for pi (DO NOT ROUND)
    50.24
  • What is the circumference?
    276.32 cm
  • What is the circumference?
    69.08 ft
  • Find the circumference of the circle.
    44 cm
  • What is the approximate circumference of a circle with a diameter of 10? Use 3.14 for pi (DO NOT ROUND)
    31.4
  • What's name of the centre?
    O is the name centre.
  • What is the circumference?
    81.64 cm
  • A circular swimming pool is being redone. from the center of the pool to the edge is 12 ft. If they want the tile redone around the pool how many feet of tile do they need?
    75.36