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How can you prove a triangle is isosceles?

2 Answers

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You can prove a triangle is isosceles by finding the amount of right angles in a triangle. A triangle containing 2 right angles is classified as isosceles.
User Shmuelie
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Answer:

Use the distance formula to see if at least two sides are congruent.

Explanation:

This is 100% the correct answer. I took the quiz and got this question right.

User AJNeufeld
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