Find the angle between ` x+y=3` and the line joining points (1,1) and (-3,4)

Find the angle between the X-axis and the line joining the points (3,-1) and (4,-2) .

Find the angle between X -axis an the line joining the points (-3,-1) and (4,-2) .

Find the angle between the X-axis and the line joining the points (3,-1)and(4,2).

Find the angle between the line joining the points (-1,3) and (-2,4) and X -axis.

Find the angle between x-axis and line joining points (0,0) and (1,2)^(@)

Find the angle between the lines Joining the points (-1,2),(3,-5) and (-2,3),(5,0)

Find the anlge between the line joining the points A(3,-4,-2) and B(12,2,0) and the plane 3x-y+z=1 .

Find the angle between the line joining the points (1,-2), (3,2) and the line x+2y-7=0

Find the angle between the line joining the points (3,\ -4,\ -2)a n d\ (12 ,\ 2,\ 0) and the plane 3x-y+z=1.

The acute angle between the line joining the points (2,1-3) and (-3,1,7) and a line parallel to (x-1)/(3)=(y)/(4)=(z+3)/(5) through the point (-1,0,4) is