Answer : 60 degrees
Explanation: All triangles's angles add up to 180. Since all angles are equal, you can divide 180 by 3. 180/3 is 60
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Subtract sides 2x


Divide sides by 3


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CHECK :




So the value is correct.
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Answer: A line segment is a part of a line. It has 2 endpoints.
Step-by-step explanation:
High school math classes are more advanced than middle school math classes