Find the volume of tetrahedron whose vertices are `(1,2,1),(3,2,5),(2,-1,0)` and `(-1,0,1)`.

If the volume of the tetrahedron whose vertices are (1,-6,10),(-1,-3,7),(5,-1,lamda) and (7,-4,7) is 11 cubit units then lamda=

Find the area of the triangle whose vertices are (2,3,0) , (2,1,1) and (0,0,6)

Find the position vector from the origin O to the centroid of the triangle whose vertices are (1,-1,2),(2,1,3) and (-1,2,-1)dot

Find the angles of a triangle whose vertices are A(0,-1,-2),B(3,1,4) and C (5,7,1).

Find the area of a rhombus ABCD whose vertices are A(3,0) ,B(4,5),C(-1,4) and D(-2,-1)

Find the coordinates of the orthocentre of the triangle whose vertices are (0, 1), (2, -1) and (-1, 3)

Find the centroid of the trianlge whose vertices are (-1, 4), (5, 2) and (-1, 3)

Using integration, find the area of the triangle ABC whose vertices are A(-1,1), B(0,5) and C(3,2) .

Find the equation of the altitudes of triangle ABC whose vertices are A(2,-2), B(1,1) and C(-1,0)

Find the centroid of the triangle whose vertices are A(-1,0), B(5, -2) and C(8, 2).