Questions in st-line

Select	Question
	The equation of line, which bisect the line joining two points (2, – 19) and (6, 1) and perpendicular to the line joining two points (– 1, 3) and (5, – 1), is
	The equation of line whose mid point is $({{x}_{1}},\ {{y}_{1}})$ in between the axes, is
	The equation of line passing through (c, d) and parallel to $ax+by+c=0,$ is
	The equation of line passing through point of intersection of lines $3x-2y-1=0$ and $x-4y+3=0$ and the point $(\pi ,\ 0),$ is
	A line perpendicular to the line $ax+by+c=0$ and passes through $(a,\ b).$ The equation of the line is
	The equation of line passing through the point of intersection of the lines $4x-3y-1=0$ and $5x-2y-3=0$ and parallel to the line $2y-3x+2=0,$ is
	The equation of the line passing through (4, – 6) and makes an angle ${{45}^{o}}$ with positive x–axis, is
	The equation of the line passes through $(a,\ b)$ and parallel to the line $\frac{x}{a}+\frac{y}{b}=1,$ is
	Equation of the hour hand at 4 O’ clock is
	Equation of a straight line on which length of perpendicular from the origin is four units and the line makes an angle of ${{120}^{o}}$ with the x–axis, is