Question

Meg described four triangles as shown below: Triangle P: All sides have length 7 cm. Triangle Q: Two angles measure 55°. Triangle R: Two sides have length 8 cm, and the included angle measures 60°. Triangle S: Base has length 8 cm, and base angles measure 55°. Which triangle is not a unique triangle?

Answer 1

Triangle P isn't unique because all sides are equal and all interior angles are equal. 

Answer 2

Answer:

Triangle p because it has all equal sides thats not very unique.