The vertices of a triangle ABC are # A(-6, 3) , B(-3,5) & C(4,-2)# . If the co-ordinate of P are #(x,y)# . How to prove that #PBC/ABC = x+y-2/5 # ?
1 Answer
Explanation:
D is the foot of the perpendicular from P to BC
E is the foot of the perpendicular from A to BC
Slope of the straight line passing through
Intercept of the straight line passing through
Equation of the straight line passing through
Rearranging
Expressing in the standard form,