Answer:
Definition: A unique triangle means there is ONLY ONE way to create the triangle. All unique triangles are congruent (the same).
Step-by-step explanation:
Here are some examples:
1.) A unique triangle: In general, a unique triangle may always be drawn if three side lengths are given and the sum of any two is greater than the third.
2.) Not a unique triangle: If your given all three angles which add to exactly 180 degrees it is a non- unique triangle.
I hope this helps have a wonderful day(◕ᴗ◕✿)
