If you guys help me with this ill make a free coin giveaway soon. with 40 points. (Making a part two btw. check my account for i
t.)
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The internal angle sum of a quadrilateral is :
C. 360°
The sum of internal angles of a polygon is determined by a formula :
where n represents number of sides.
In a quadrilateral there are four sides,
So, plugging 4 in the formula :
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