CO-ORDINATE GEOMETRY Set 3

1.

In a

is equal to

NULL NULL NULL

2.

If

and

are three given points, then the locus of the point

satisfying the relation

is

A straight line parallel to

-axis A circle through the origin A circle with centre at the origin A straight line parallel to

-axis NULL NULL NULL

3.

If orthocenter and circumcentre of a triangle are respectively (1, 1) and (3, 2), then the coordinates of its centroid are

(7, 5) None of these NULL NULL NULL

Congratulations