Anonymous
Anonymous asked in Education & ReferenceHomework Help · 6 years ago

help on my math homework?

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  • 6 years ago
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    Theorem: The measure of the angle formed by two chords that intersect inside the circle is ½ the sum of the chords' intercepted arcs.

    4x = (1/2)(120 + 2x)

    4x = 60 + x

    3x = 60

    x = 20

    AEC = 4x = 4*20 = 80

    AEC = 80º

    m08212014

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