Question

Brooks classified a triangle as an acute scalene triangle.
Which statement describes an acute scalene triangle?

All the angles measure less than 90˚and all the sides are of the same length.

All the angles measure less than 90˚and all the sides are of different lengths.

It has one angle that measures greater than 90˚ and all the sides are of different lengths.

It has at one angle that measures 90˚ and two of the sides are of the same length.