the measure of three angles of a qaudrilateral is 30°,70° and 100°,find out the measurment of fourth angle
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fourth angle is 60
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Answer:
4th Angle = 160°
Step-by-step explanation:
Sum of Interior Angles of a Quadrilateral = 360°
Three Angles of a quadrilateral = 30°, 70°, 100°
4th Angle = 360° - (30° + 70° + 100°)
4th Angle = 360° - 200°
4th Angle = 160°
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