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31 votes
31 votes
Pls help me with this math question i beg ​

Pls help me with this math question i beg ​-example-1
User Mike Fay
by
2.3k points

1 Answer

22 votes
22 votes

Answer:

All angles in a quadrilateral = 360°

b =?

b = 360 - (128 + 61 + 57)

b = 360 - 246

b = 114°

User Spamguy
by
2.7k points
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