Calculate the fourth side of a quadrilateral if three angles are 65,115 and 125.
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I am in class 6th and you are high classs
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Answer:
55
Step-by-step explanation:
A quadrilateral has a total of 360 degrees internally.
Let the 4th angle be X
now, X+65+115+123=360
=> X+305=360
=> X = 360 - 305 = 55
Therefore, the 4th angle is 55 degrees
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