three angles of a quadrilateral are equal to 100 degree and 60 degree and 80 degree respectively find its fourth angle
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Answered by
12
Answer:
The fourth angle is 120 degree. I hope it will help u
Answered by
17
Answer:
in quadrilaterals 4 angles is =to 360degree
so,
100+60+80+4th angle =360
160+80+4th angle =360
240+4th angle =360
4th angle =360-240
4th angle is 120
verificarion,
100+60+80+120=360
means
answer is write
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