Find the areas of the triangles the coordinates of whose angular points are respectively.
(5,2) , (-9,-3) and (-3,-5).

Find the equations to the sides of the triangles of the coordinates of whose angular points are respectively: (1,4),(2,-3) and (-1,-2) .

Find the areas of the triangles the coordinates of whose angular points are: (-a,(pi)/(6))(a,(pi)/(2)), and (-2a,-(2 pi)/(3))

The equation of the sides of a triangle, the coordinates of whose angular points are: (3,5),(1,2) and (-7,4) .

Using the method of integration find the area of the triangle ABC, coordinates of whose vertices are A(2,0),B(4,5) and C(6,3) .

Find the equations of the medians of a triangle the co ordinates of whose vertices are (-16)(-3,-9) and (5,-8) Find the ratio in which the line seament joining the points (2,3) and (4,5) is divided by the

Find the area of a triangle ABC if the coordinates of the middle points of the sides of the triangle are (-1, -2), (6, 1) and (3, 5)

Find the coordinates of the centre of the circle inscribed in a triangle whose angular points are (-36,7),(20,7) and (0,-8)

Using integration,find the area of the triangle PQR,coordinates of whose vertices are P(2,0),Q(4,5) and R(6,3)