Mathematics
Show that the points A(1, 1), B(-1, -1) and C(-√3,√3) form an equilateral triangle.
Related Questions
Check whether the points (5, -2), (6, 4) and (7, -2) are the vertices of an isosceles triangle.
Name the type of triangle formed by the points A(-5, 6), B(-4, -2) and C(7, 5).
Show that the points (7, 10), (-2, 5) and (3, -4) are the vertices of an isosceles right triangle.
The points A(0, 3), B(-2, a) and C(-1, 4) are the vertices of a right angled triangle at A, find the value of a.