Question

The point P has co-ordinates (10, 12) and the point Q has co-ordinates (2, −4).
Find
(a) the co-ordinates of the mid-point of the line PQ,
(b) the gradient of the line PQ,
(c) the equation of a line perpendicular to PQ that passes through the point (2, 3).

Answer 1

Answer:

the gradient of the line PQ

Answer 2

Answer:

the gradient of the line PQ