Pls answer urgent. 4 questions only, due today pls help answer
1 answer:
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the sum of all interior angles in a polygon is
180( n - 2)
n = number of sides
now, this polygon is a quadrilateral, so it has 4 sides, so it's total is just 180( 4 - 2) = 360.
Make the 3 into a fraction and then flip it to cancel out which makes it easier then do it to the -2,197 for you to get x
