alleryA quadrilateral's four angles total how many degrees?
A270
B540
C360
D180
Answer & Solution
Correct answer: C. 360
1. A diagonal splits a quadrilateral into two triangles.
2. Each triangle has angles adding to 180 degrees.
3. So the total is 180 + 180 = 360 degrees.
_Source: Wikipedia, Quadrilateral (CC BY-SA 4.0), Quadrilateral_
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