Question

3 sides of equal length​

Answer 1

Answer:

Three-Sided Polygons: Triangles

Equilateral – all the sides are equal lengths, and all the internal angles are 60°. Isosceles – has two equal sides, with the third one a different length. Two of the internal angles are equal. Scalene – all three sides, and all three internal angles, are different.

Answer 2

Answer: An equilateral triangle has all three sides equal with angles at 60°