Question

15. If the centroid and circumcentre of a triangle are
(3,3) and (6,21) respectively then the orthocentres​

Answer 1

Answer:

The centroid of a triangle divides the circumcentre and orthocentre(H) in the ratio 1:2

So,

Assuming co-ordinates of H to be (x,y)

x=3*3-12

y=3*3-42

H=(-3,-33)

Step-by-step explanation: