math

For a button to fit through its buttonhole, the hole needs to be the size of the button's diameter. What size buttonhole is needed for a button with a circumference of 7.38 centimeters? (Use the value of 3.14 to represent pi.)

A. 5.14 centimeters
B. 2.35 centimeters
C. 1.14 centimeters
D. 3.69 centimeters
I think C

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  1. Nope.

    C = pi * d

  2. I solved it. B right?

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  3. Right.

  4. Thank you :)

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  5. You're welcome.

  6. The spoke of a wheel reaches from the center of the wheel to its rim. If the circumference of the rim of the wheel is 27 inches, how long is each spoke? Round your answer to the nearest hundredth.
    A. 2.93
    B. 2.07
    C. 8.59
    D. 4.30

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    posted by Michael
  7. noipt

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