SOLUTION: Prove that if a triangle has two congruent sides, then it is isosceles

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Question 110574: Prove that if a triangle has two congruent sides, then it is isosceles
Answer by HyperBrain(694) About Me  (Show Source):
You can put this solution on YOUR website!
This statement is assumed to be true because it is a DEFINITION.
And by definition,
A triangle is isosceles if it has two congruent sides.

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