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Plzzz help me with this question and I also want working. Whoever will answer will be BRAINLIEST.​

Plzzz Help Me With This Question And I Also Want Working Whoever Will Answer Will Be BRAINLIEST class=

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HAMED313GO

Answer:

[tex]for \: quadrilaeral \: \: sum \: of \: angles \: is \: equal \: 180 \times 2 = 360 \\ 80 + 70 + x + 2x = 360 \\ 3x = 360 - 70 - 80 = 210 \\ x = 210 \div 3 = 70 \\ q = 70 \\ r = 140[/tex]

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