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

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

The vertices of a triangle are the points (2,1) , (-2,3) and (4,5) . Find the equation of its sides.

The vertices of a triangle are A(10,4),B(-4,0) and C(-2,8)* Find the equation of its altitudes.Also,find its orthocentre.

The vertices of a triangle ABC are A(1,2),B(2.3) and C(3,1). Find the cosines of the interior angles of the triangle and hence or otherwise find the coordinates of,(a) orthocenter of the triangle(b) circumcentre of the triangle

If the vertices of a triangle ABC are A (-4, -1), B (1,2) and C (4, -3), then the coordinates of the circumcentre of the triangle are,

The vertices of triangle ABC are A (4, 4), B (6, 3), C (2, -1), then angle ABC is equal to

Vertices of a triangle are A(3, 1, 2), B(1, -1, 2) and C(2, 1, 1) . Area of the triangle will be :

Given the triangle with vertices A(-4,9),B(10,4),C(-2,-1). Find the equation of the altitude through A