Find the slope of the following lines.
(i) Line parallel to X-axis .
(ii) Line passing through the points A(-2,-3) and B(2,4)
(iii) Line passing through the points P (3,2) and Q(4,1) .
(iv) Line passing through the points A(-3,5) and B (4,-1).
(v) Line passing through points C(3,5) and D(-2,-3) .
(vi) Line passing through the points A (6,-2) and B (-3,4) .

Answer

(i) 0 (ii) `7/4`
(iii) -1 (iv) `(-6)/7`
(v) `8/5` (vi) `(-2)/3`