math

a quadrilateral has angles measuring 27, 56, and 80. what does the fourth angle measure?

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asked by jaden

  1. well, look here:
    http://www.mathsisfun.com/geometry/interior-angles-polygons.html

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    posted by Damon

  2. 360 - 27 - 56 - 80 = ?

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    Ms. Sue

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