If the vertices of a triangle having integral coordinates . Prove that triangle can't be equileteral .

If the vertices of a triangle have integral coordinates, prove that the trinagle cannot be equilateral.

If the vertices of a triangle have rational coordinates,then prove that the triangle cannot be equilateral.

If each of the vertices of a triangle has integral coordinates, then the triangles may be

If all the vertices of a triangle have integral coordinates,then the triangle may be (a) right- angle(b) equilateral (c) isosceles(d) none of these

Area of triangle by using integration

If two vertices of an equilaterla triangle have integral coordinates, then the third vetex will have

If the coordinates of vertices of a triangle is always rational then the triangle cannot be

If (-3, 2), (1, -2) and (5, 6) are the mid-points of the sides of a triangle, find the coordinates of the vertices of the triangle.