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Soloha48 [4]
3 years ago
9

So, I need to find the value of b but im very confused on how to! Can someone help me?

Mathematics
1 answer:
Angelina_Jolie [31]3 years ago
5 0

b = 78°

The angles at a point sum to 360°

that is 45 + 237 + b = 360

282 + b = 360 ( subtract 282 from both sides )

b = 360 - 282 = 78°


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