The equation of the sides AB,BC,CA of a triangle ABC are 2x+y=0, x+py=q , x-y=3 respectively.
The point P is (2,3)
Find
1) If P is the centroid, then find p+q
2) If P is the orthocentre, the find p+q
3) If P is the circumcentre, then find p+q

Aditi , 6 Years ago

Grade 11