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Grayfox5

  • 4 years ago

A circular disc has a diameter of 24 centimeters. What is the area of the disc?

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  1. madscientist101
    • 4 years ago
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    144pi

  2. rulnick
    • 4 years ago
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    144 pi cm^2, because area = pi d^2 / 4 and d = 24 cm.

  3. madscientist101
    • 4 years ago
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    or... simply A=pi(r^2) and r=d/2

  4. rulnick
    • 4 years ago
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    In decimal, that's about 452.4 cm^2.

  5. ChrisS
    • 4 years ago
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    \[\pi*r^{2}\] \[\pi*12^{2}\] \[144\pi\]

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