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OverLord2011 [107]
3 years ago
11

Help plz i will mark brilliant

Mathematics
1 answer:
stich3 [128]3 years ago
7 0

Answer:

a=100 b=50 c=30

Step-by-step explanation:

30+50+a= 180, A= 100.

90+40+b=180, B=50      

A+B+C= 180

100+50+c=180, C=30

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