P(6, -1), and Q(2,7) are the end points of a line segment PQ. Determine (i) the gradient of PQ (ii) the coordinates of the midpoint of PQ
(iii) the equation of the perpendicular bisector of PQ.

2. A(-1,4) and B(3,2) are the end points of a line segment AB. Determine (i) the gradient of AB
(ii) the coordinates of the midpoint of AB
(iii) the equation of the perpendicular bisector of AB.
3. The line L passes through the points S(6,6) and T(0,2) Determine
(i) the gradient of the line, L
(ii) the equation of the line , L
(iii) the midpoint of the line segment, TS (iv) the length of the line segment, TS.
Can someone help me ASAP❤️