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Find the sum of the interior angles of the shape. Use the remaining angles to solve for x. Polygons Help91°120°899Sum of interior angles =degreesX =degrees

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Solution

For this case we have 4 sides

Then the sum of the interior angles is givne by

[tex]180(n-2)=180(4-2)=180\cdot2=360\text{ }[/tex]

Sum of interior angles is 360º

And if we solve for x we can do this:

360-91-120-89= 60

x= 60 º