What is a scalene triangle?

A triangle with all sides of different lengths.

No sides are equal and no angles are equal

http://www.mathsisfun.com/definitions/sc…

http://www.mathopenref.com/scalene.html

A scalene triangle has three unequal sides, this means that if you take the measurements of a triangle and all three sides are different then it is scalene.

a triangle with 3 different length sides

A triangle with none of the three sides being the same length.

All the sides are unequal.