+35 How many different non-congruent isosceles triangles can be formed by connecting three of the dots in a 4*4 square array of dots like the one shown below?
+118608 Pelp please would have been a LOT more polite than help fast !!!!
You would also be more likely to get a fast answer!
Anyway....
How many different non-congruent isosceles triangles can be formed by connecting three of the dots in a 4*4 square array of dots like the one shown below?
I get 18 but I might have missed a whole lot out. :///
