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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?   12
  • What is the diameter of the circle?   24
  • What is the circumference of the circle (express answer in terms of pi)?   24π
  • What is the circumference of the circle (round answer to nearest hundredth)?   75.3982236862
  • What is the area of the circle (express answer in terms of pi)?   144π
  • What is the area of the circle (round answer to nearest hundredth)?   452.389342117

 

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