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The measure of a single angle in a regular octagon is (4x + 12)°. Find the value of x. Show equations and all work that leads to your answer

  • Geometry - ,

    Each INTERNAL angle of a regular octagon is 135 degrees.

    If 4x + 12 = 135, then

    4x = 123

    Divide both sides of the equation by 4.

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