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Plz help me 10 points!
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Sep 4, 2021
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Mathematics
middle-school
Kaustubh J
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BAC=ABD. therefore ABD = 20°
BDA = 180° - 20° -20° = 140°
BDC = 180° - 140° = 40°
BCD = 180° - 40° - 20° = 120°
Lanette
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Sep 9, 2021
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