abriana2
abriana2 abriana2
  • 25-08-2017
  • Mathematics
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Ehhhhh please ! Help

Ehhhhh please Help class=

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Аноним Аноним
  • 25-08-2017
∠1 = 40

∠1 and ∠2 are on the same line and hence, they are supplementary angles.

∠1 + ∠2 = 180

40 + ∠2 = 180

∠2 = 180 - 40 = 140

Hence, m∠2 = 140.
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