the three angles of quadrilateral is 30°60°and130° find its 4th angle
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Answer:
Three angles of quadrilateral are 60°, 130° and 60°. Let the fourth angle be x°. Hence, the measure of the fourth angle is 110°
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Answer:
sum of quadrilateral is 360
Step-by-step explanation:
30+60+130+4th angle =360
4th angle=360-220=140
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