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Danman325

  • 4 years ago

In the figure, circle O has radius 6 units. Chord CD has length 8 units and is parallel to segment KB. If KA = 12 units and points K, A, O and B are collinear, what is the area of triangle KDC? Express your answer in simplest radical form.

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  1. Danman325
    • 4 years ago
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  2. moneybird
    • 4 years ago
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    math counts?

  3. Danman325
    • 4 years ago
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    Yup

  4. Danman325
    • 4 years ago
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    It says\[8\sqrt5\]

  5. moneybird
    • 4 years ago
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    i know why because i thought the radius is 8.

  6. moneybird
    • 4 years ago
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    |dw:1326568706650:dw|

  7. Danman325
    • 4 years ago
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    ok

  8. moneybird
    • 4 years ago
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    CD = 8 8 * 2 sqrt(5) / 2 = 8 sqrt(5)

  9. Danman325
    • 4 years ago
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    THX :)

  10. moneybird
    • 4 years ago
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    np

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