" 3.Show shat the points "(1,2,3),(2,3,1)" and "(3,1,2)" form an equilateral triangle."

Show that the points (1,2,3), (2,3,1) and (3,1,2) form an equilateral triangle.

Show that the points (1,2,3), (2,3,1) and (3,1,2) from an equilateral triangle.

Show that the points (1,2,3),(2,3,1) and (3,1,2) from an equilateral triangle.

Show that the points (1, 2, 3), (2, 3, 1) and (3, 2, 1) form an equilateral triangle.

For what value of alpha ,the points (1,2,3),(2,3,1) and (3,1,alpha) form an equilateral triangle?

Show that points (2-sqrt3 , sqrt3 +1) , (1,0) and (3,2) form an equilateral triangle .

Prove that the triangle formed by joining the three points whose coordinates ere (1,2,3),(2,3,1) and (3,1,2) is an equilateral triangle.

Show that the points (2,4),(2,6) (2+sqrt3,5) form an equilateral triangle.

Show that the points (2,4),(2,6) (2+sqrt3,5) form an equilateral triangle.

Prove that the triangle formed by joining the three points whose coordinates ere (1,2,3),(2,3,1)a n d(3,1,2) is an equilateral triangle.