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Circles, Semicircles, and Composite Shapes

  •   Game Code: 4370266
  •  English    39     Public
    Circles - areas and circumference, perimeter and composite figures
  •   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
  •  5
  • The radius of a circle is 5.4 feet. What is its diameter?
    10.8
  •  5
  • What is the radius of a circle whose diameter is 15 meters?
    7.5
  •  5
  • Find the approximate circumference of a circle with a radius of 9. Use 3.14 for pi (DO NOT ROUND)
    56.52
  •  5
  • 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
  •  5
  • 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
  •  5
  • 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
  •  5
  • What's name of the centre?
    O is the name centre.
  •  5
  • What is the radius of the circle?
    AO, BO, EO
  •  5
  • What is diameter of the circle?
    AB
  •  5
  • 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
  •  5
  • What is the circumference?
    47.1 cm
  •  5
  • What is the circumference?
    69.08 cm
  •  5
  • What is the circumference?
    50.24 cm
  •  5
  • What is the circumference?
    37.68 ft
  •  5
  • What is the perimeter of the semicircle?
    5.14 ft
  •  5
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