gora2005
24.11.2020 •
Mathematics
Can someone help????
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Ответ:
180 = Angle ABC + BAE + ECB
180 = Angle ABC + 27 + 21
Angle ABC = 180 -27 -21
Angle ABC = 132
Angle ABC = Angle ADC (opposite angles of a parallelogram are equal).
Angle = 132
Step-by-step explanation:
Ответ: