SOLUTION: The sum of the four angle measures of any convex quadrilateral is 360 degrees. Suppose that a convex quadrilateral has angle measures of 90, 10y+7, and 3y-2 degrees. Write an e

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Question 1083975: The sum of the four angle measures of any convex quadrilateral is
360 degrees. Suppose that a convex quadrilateral has angle measures of
90, 10y+7, and 3y-2 degrees. Write an expression for the degree measure of the fourth angle.

Answer by ikleyn(52908)   (Show Source): You can put this solution on YOUR website!
.
m = 360 - 90 - (10y+7) - (3y-2) degrees,


where m is the measure of the fourth interior angle.


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