Answer:
Explanation:
Sum of the interior angles in a quadrilateral
= 360°
Let's solve now
hope this helps you.
x = 50
Since this is a quadrilateral, the sum is 360 degrees
2x+x+10 + 3x+x = 360
Combine like terms
7x+10 =360
Subtract 10 from each side
7x+10-10 = 360-10
7x = 350
Divide by 7
7x/7 = 350/7
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