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23-10-2018
Mathematics

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Please help me I can’t figure out how to solve this problem

Please help me I cant figure out how to solve this problem class=

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Respuesta :

23-10-2018

1. because
line A // B
so m1 = 33 。
2. look at the line A
m1+m2+57。=180。
so 33。+m2+57。=180。
m2 =90。
3. look at the triangle
m2+m3+33。=180。
so m3=57。

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