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15 September, 02:54

The radius of a circle is 15 inches. A chord is drawn 4 inches from the center of the circle. How long is the chord?

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  1. 15 September, 05:26
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    Let X represent the length of the chord.

    By using Pythagoras' Theorem:

    4^2 + (X/2) ^2 = 15^2

    (X^2) / 4 = 209

    X^2 = 836

    X = 28.91
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