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March 26, 2017

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the first angle of a triangle is complementry to the third angle.
the second angle is 16 degrees less than five times the first angle.

find the measure of the largest angle of the triangle.

  • geomitry - ,

    x = 1st angle
    90 - x = 2nd angle
    5x - 16 = 3rd angle

    x + 90 - x + 5x - 16 = 180
    solve for x

  • geomitry - ,

    x=21.2

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