catunicorn7371 catunicorn7371

10-09-2019
Mathematics

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Help find b in this triangle

Help find b in this triangle class=

Respuesta :

jimrgrant1 jimrgrant1

10-09-2019

Answer:

b = 136°

Step-by-step explanation:

The external angle of a triangle is equal to the sum of the 2 opposite interior angles.

b is the exterior angle of the triangle, thus

b = 68° + 68° = 136°

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