Sancherie Sancherie

25-05-2022
Mathematics

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mikhaeldonbosco mikhaeldonbosco

28-05-2022

Answer:

y= 40 degree

Step-by-step explanation:

ACD+CDA+DAC= 180 degree

y+ 90+30+20= 180 degree

y+140 = 180

y= 180- 140 degree

y= 40 degree

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