Two vertices of a triangle are (3,-5) and (-7,4). If the centroid is (2,-1), find the third vertex.

Two vertices of a triangle are (-1, 4) and (5, 2). If its centroid is (0, -3), find the third vertex.

Two vertices of a traingle are (2,-6,4) and (4,-2,3) and its centroid is (8/3,-1,3) . Find the third vertex.

Two vertices of a triangle are (3,- 1) and (- 2, 3) and its orthocentre is at the origin. Find the co-ordinates of the third vertex.

An equilateral triangle has two vertices at the points (3, 4) and (-2, 3) , find the coordinates of the third vertex.

If three consecutive vertices of a parallelogram are (3,4,-1),(7,10,-3) and (8,1,0), find the fourth vertex.

The vertices of a triangle are (4, -3), (-2, 1) and (2, 3). Find the co-ordinates of the circumcentre of the triangle. [Circumcentre is the point of concurrence of the right-bisectors of the sides of a triangle.]

Two vertices of an equilateral triangle are (0, 0) and (0,2 sqrt3) . Find the third vertex.

The vertices of a triangle are A (-2, 1), B (6, -2) and C (4, 3). Find the lengths of the altitudes of the triangle.

The centroid of a triangle is (2,7) and two of its vertices are (4,8) and (-2,6), then third vertex is:

The equations of two sides of a triangle are 3x-2y+6=0\ a n d\ 4x+5y-20\ a n d\ the orthocentre is (1,1). Find the equation of the third side.