Mathematics
Write down the equation of the line whose gradient is -2/5 and which passes through point P, where P divides the line segment joining A(4, -8) and B(12, 0) in the ratio 3 : 1.
Related Questions
Find the equations of the lines passing through point (-2, 0) and equally inclined to the co-ordinate axes.
The line through P(5, 3) intersects y-axis at Q.
(i) Write the slope of the line.
(ii) Write the equation of the line.
(iii) Find the co-ordinates of Q.
A(1, 4), B(3, 2) and C(7, 5) are vertices of a triangle ABC. Find :
(i) the co-ordinates of the centroid of triangle ABC.
(ii) the equation of a line, through the centroid and parallel to AB.
A(7, -1), B(4, 1) and C(-3, 4) are the vertices of a triangle ABC. Find the equation of a line through the vertex B and the point P in AC; such that AP : CP = 2 : 3.