Mathematics
The vertices of a △ABC are A(3, 8), B(-1, 2) and C(6, -6). Find:
(i) slope of BC.
(ii) equation of a line perpendicular to BC and passing through A.
Related Questions
A(-1, 3), B(4, 2), C(3, -2) are the vertices of a triangle.
(i) Find the coordinates of the centroid G of the triangle.
(ii) Find the equation of the line through G and parallel to AC.
Find the equation of the line through (0, -3) and perpendicular to the line joining the points (-3, 2) and (9, 1).
The vertices of a triangle are A(10, 4), B(4, -9) and C(-2, -1). Find the equation of the altitude through A.
[The perpendicular drawn from a vertex of a triangle to the opposite side is called altitude.]A(2, -4), B(3, 3) and C(-1, 5) are the vertices of triangle ABC. Find the equation of :
(i) the median of the triangle through A.
(ii) the altitude of the triangle through B.