The vertices of a triangle PQR are P(2, 1), Q (-2,3) and R (4, 5). Find the equation of the median through the vertex R.

The vertices of triangle PQR are P (2, 1), Q (-2, 3) and R (4, 5). Find equation of the median through the vertex R.

The vertices of a triangle are A(10,4) ,B(-4,9) and C(-2,-1). Find the equation of the altitude through A.

For the triangle ABC whose vertices are A (-2, 3), B (4, - 3) and C (4, 5), find the equation of : the st. line through A parallel to the opposite side BC.

In the triangle with vertices A (2, 3), B (4, -1) and C (-1,2), find the equation and length of the altitude from the vertex A.

The three sides AB, BC, CA of a triangle are 5x - 3y +2 = 0,x-3y-2=0 and x+y-6=0 respectively. Find equation of the altitude through the vertex A.

In the triangle ABC with vertices A (2, 3), B (4,-1) and C (1, 2), find the equation and length of altitude from the vertex A.

For the triangle ABC whose vertices are A (-2, 3), B (4, - 3) and C (6, 5), find the equation of : the altitude from A.

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.

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

The area of the triangle formed by the points P(0,1),Q(0,5) and R(3,4) is