SOLUTION: A qudrilateral has interor angles x,2x,4x and 5x.calculate x

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Question 481574: A qudrilateral has interor angles x,2x,4x and 5x.calculate x
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
The sum of the interior angles of any quadrilateral is 360 degrees, so...
x%2B2x%2B4x%2B5x+=+360 Simplify.
12x+=+360 Divide by 12.
x+=+30 degrees.