The coordinates of points A, B and C are `(1, 2), (-2, 1) and (0, 6)`. Verify if the medians of the triangle ABC are concurrent..

The vertices of a Delta ABC are A (2, 3, 1), B (-2, 2, 0) and C(0, 1, -1) . What is the area of the triangle?

The vertices of the triangle ABC are A(1, 2), B (0, 0) and C (2, 3), then the greatest angle of the triangle is

The coordinates of angular point of a Delta ABC are A(0,1), B(2,0) and C(-1,-2). Find the equation of side AB of the triangle.

In a triangle,ABC,the equation of the perpendicular bisector of AC is 3x-2y+8=0. If the coordinates of the points A and B are (1,-1)&(3,1) respectively,then the equation of the line BC & the centre of the circum-circle of the triangle ABC will be

The coordinates of points A,B,C and D are (6,3),(-3,5),(4,-2) and (x,3x) respectively and ( Areaof Delta DBC)/( Areaof Delta ABC)=(1)/(2) find x

The mid points of sides of a triangle ABC are (2,1),(3,-1) and (0,0) .The area of triangle ABC is

The co-ordinates of the vertices of Delta ABC are A(3, 2), B(1, 4) and C(-1, 0) . Find the length of median drawn from point A.

Find the coordinates of the orthocentre of a triangle whose vertices are (-1, 3) (2,-1) and (0, 0). [Orthocentre is the point of concurrency of three altitudes].

The vertices of a triangle ABC are A (2,3,1) , B(-2, 2,0), and C(0,1,-1). What is the cosine of angle ABC ?