three angles of a quadrilateral are 105°,125° and 75° .what is the fourth Angle?
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Answer:
the fourt angle is 55°
Step-by-step explanation:
because the total angle of quadrilateral is 360°
so 105° +125 °+75+x = 360° so the x = 105° + 125° +75° = 305° so, 360° -305°= -55
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