Starter quiz

  • Which part of the circle is labelled?
    Which part of the circle is labelled?
    • circumference
    • diameter  ✓
    • radius
  • If a circle has a diameter of 12 cm then its radius will be ______ cm.
    • '6' ✓
  • \pi is the ratio between which two parts of a circle?
    • the radius and diameter
    • the radius and circumference
    • the diameter and circumference  ✓
  • Which two formulae can be used to calculate the circumference of a circle?
    • C = \pi d  ✓
    • C = 2\pi d
    • C = \pi r
    • C = 2\pi r  ✓
  • A circle with diameter 12 cm has a circumference of ______ cm.
    • 6\pi
    • 12\pi  ✓
    • 24\pi
  • A circle with radius 20 cm has a circumference of ______ cm.
    • 10\pi
    • 20\pi
    • 40\pi  ✓
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