In a triangle ABC with vertices `A(2,3) , B (4,-1) and C (1,2)` . Find the length of the altitude from 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.

ABC is a triangle with vertices A(-8, 3), B(4, 5), C(-6,1). Find the vertices of a parallelogram in this Delta ABC sharing vertex B and having half the area of Delta ABC. Find the area ot the paralelogram so formed.

Find the area of the triangle with vertices A(1,1,2), B(2,3,5) and C(1,5,5).

The area of the triangle with vertices at (-4,1) , (1,2),(4,-3) is

Three vertices of a parallelogram ABCD are A(3,-1,2) ,B(1,2,-4) and C(-1,1,2) .find the co-ordinates of the fourth vertex ?

Three vertics of a parallelogram ABCD are A(3,-1,2) ,B (1,2,-4) and C(-1,1,2) find the coordinate of the fourth vertex

In a triangle ABC, 2casin.(A-B+C)/(2)=

If the vertices of Delta ABC are A(5,-1) , B (-3,-2), C(-1,8) find the length of median through A.

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