An isosceles triangle has two side that are the same length. A scalene has no sides that are the same. An equilateral triangle is a triangle where all the sides are equal. This triangle will be a scalene because it's had no equal sides.
Step-by-step explanation: 6 being positive will be first, so you can already get rid of A and B. To find the order of the next numbers, know that in negative numbers, the higher the number is, the lower its actual value is.