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OpenStudy (happykiddo):
Sarla made a drawing of a geometric figure for a fabric print. The figure was a quadrilateral with a pair of angles measuring 40° each. If the figure she drew is a concave polygon, which of these could be the measures of the other two angles? 130°, 150° 160°, 140° 200°, 80° 220°, 110°
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OpenStudy (happykiddo):
help please
OpenStudy (anonymous):
what is concave polygon :D
OpenStudy (happykiddo):
more then 180 deggrees
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