Find the coordinates of the centroid of a triangle the mid points of whose sides are (1,2,-3), (3,0,1) and (-1,1,-4)

Find the coordinates of the centroid of the triangle whose vertex are (1,-2),(3,2)and (-1,0).

Find the coordinates of the centroid of the triangle whose sides are 12x^2-20xy+7y^2=0 and 2x-3y+4=0

Find the coordinates of the orthocentre of the triangle whose vertices are (1, 2), (2, 3) and (4, 3).

Determine graphically the coordinates of the vertices of the triangle, the equations of whose sides are x + y - 1 = 0, x - y - 1 =0 and x = 0.

The x-coordinate of the incentre of the triangle that has the coordinates of mid points of its sides as (0, 1), (1, 1) and (1, 0) is

Find the co-ordinates of the centroid of the triangle whose vertices are (x_(1),y_(1),z_(1)), (x_(2),y_(1),z_(2)) and (x_(3),y_(3),z_(3)) .

Find the area of the triangle whose vertices are : A(1,2,3), B(2,-1,4) and C(4,5,-1)

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