Show that a point (7,10),(-2,5)and(3,-4) are the vertices of an isosceles right triangle

Show that a point (7,10),(-2,5)and(3,-4) are the vertices of an isosce

1.	Show that a point (7,10),(-2,5)and(3,-4) are the vertices of an isosceles right triangle
Answer» Check them yurself it will help u. Hint is find it by using distance formula.