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4 votes
What theorem can be used alone to find the measure of A in ABC?

im pretty sure it’s exterior angle theorem but im not sure

What theorem can be used alone to find the measure of A in ABC? im pretty sure it-example-1
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User Lads
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1 Answer

5 votes

Explanation:

thats right, it's the exterior angle theorem,

m L A = 117° - 59° = 58°

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