Question

If origin is the orthocentre of the triangle
formed by the points (5, -1), (-2,3) and
(-4,-7) then the nine point circle centre is
​

Answer 1

Answer:

If origin is the orthocentre of the triangle

formed by the points (5, -1) will be in IV Quadrant, (-2,3) will be in II Quadrant and

(-4,-7) will be in III Quadrant then the nine point circle centre is -1/3, -5/3