The coordinates of incentre of a triangle with `A(0,3)` and `B(4,0)` and origin as vertices are

Write the coordinates of third vertex of a triangle having centroid at the origin and two vertices at (3,-5,7) and (3,0,1).

Find the coordinates of the in-centre of the triangle with vertices A(-1,12), B(-1,0) and C (4,0).

The perimeter of a triangle with vertices (0,3) (0,0) and (4,0) is

Orthocentre of triangle with vertices (0, 0), (3, 4) and (4, 0) is

The perimeter of a triangle with vertices (0,4),(0,0) and (3,0) is