SOLUTION: show that the triangle with vertices A(-3,4), M(3.1) and Y(0,-2) is isosceles

Algebra ->  Length-and-distance -> SOLUTION: show that the triangle with vertices A(-3,4), M(3.1) and Y(0,-2) is isosceles      Log On


   

Question 320788: show that the triangle with vertices A(-3,4), M(3.1) and Y(0,-2) is isosceles
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!

Find the distance AY and AM.
AY%5E2=%28-3-0%29%5E2%2B%284-%28-2%29%29%5E2=9%2B36=45
AM%5E2=%28-3-3%29%5E2%2B%284-1%29%5E2=36%2B9=45
Since the distances are equal, the triangle is isoceles.