purplejellybeans2006 purplejellybeans2006

14-12-2020
Mathematics

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Аноним Аноним

14-12-2020

Answer: 119°

∠C + 112° = 180°

⇔ ∠C = 180 - 112 = 68°

because ∠B is the outer angle of the triangle

=> ∠B = ∠C + 51° = 68° + 51° = 119°

=> ∠B = 119°

Step-by-step explanation:

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jemimaholajide jemimaholajide

14-12-2020

Answer:

119

Step-by-step explanation:

Answer Link

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