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the triangle above is changed so that the Exterior angle measures 128 degrees. How does this affect angles B and C?
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the triangle above is changed so that the Exterior angle measures 128 degrees. How does this affect angles B and C?

the triangle above is changed so that the Exterior angle measures 128 degrees. How-example-1
User Nrsharma
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1 Answer

3 votes

Answer:

That means that B+C=128°

Explanation:

(I think that there's an error in the task itself though C + the outer angle should be 180°)

User Hohenheimsenberg
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