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Circles

Practice

Using the diagram, answer the following questions.
  • What is the radius of the circle?
  • What is the diameter of the circle?
  • What is the circumference of the circle (express answer in terms of pi)?
  • What is the circumference of the circle (round answer to nearest hundredth)?
  • What is the area of the circle (express answer in terms of pi)?
  • What is the area of the circle (round answer to nearest hundredth)?
Click to Reveal Answers.
  • What is the radius of the circle?   11
  • What is the diameter of the circle?   22
  • What is the circumference of the circle (express answer in terms of pi)?   22π
  • What is the circumference of the circle (round answer to nearest hundredth)?   69.12
  • What is the area of the circle (express answer in terms of pi)?   121π
  • What is the area of the circle (round answer to nearest hundredth)?   380.13

 

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