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x1xofxaxkndx

  • 3 years ago

A(r) is an area function for a circle. Find A(3) when A(r) = 3.14r2^2

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  1. Compassionate
    • 3 years ago
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    Write it using the Equation editor.

  2. x1xofxaxkndx
    • 3 years ago
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    |dw:1355756501667:dw|

  3. x1xofxaxkndx
    • 3 years ago
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    ooooo

  4. Compassionate
    • 3 years ago
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    A(3) = 3.14(3)^2 Can you finish it?

  5. x1xofxaxkndx
    • 3 years ago
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    that is it

  6. Compassionate
    • 3 years ago
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    3.14 x 9 = ?

  7. x1xofxaxkndx
    • 3 years ago
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    28.26

  8. Compassionate
    • 3 years ago
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    A(3) = 28.26

  9. Compassionate
    • 3 years ago
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    ^ Final answer.

  10. Compassionate
    • 3 years ago
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    You basically replace the variables with the number for the function.

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