Find the angle between the following pair of lines `x/2=y/2=z/1 and (x-5)/4=(y2)/1=(z-3)/8`

Find the angles between the pair of lines given by x/2=y/2=z/1, (x-5)/4=(y-2)/1=(z-3)/8

Find the angle between the pair of lines (x-1)/2=(y-3)/4=(z+2)/6 and (x+1)/1=(y-2)/1=(z-3)/4

Find the angle between the following pairs of line: (x-5)/1=(2y+6)/(-2)=(z-3)/1a n d(x-2)/3=(y+1)/4=(z-6)/5

Find the angle between the following pairs of line: (5-x)/(-2)=(y+3)/1=(1-z)/3and x/3=(1-y)/(-2)=(z+5)/(-1)

Find the angle between the following pairs of line: (x-1)/2=(y-2)/3=(z-3)/6, x+1=(y+2)/2=(z-3)/2

Find the angle between the following pairs of line: (x+1)/3=(y-1)/5=(z+3)/4, (x+1)/1=(y-4)/4=(z-5)/2

Find the angle between the following pairs of line: (x+4)/3=(y-1)/5=(z+3)/4a n d(x+1)/1=(y-4)/1=(z-5)/2

Find the angle between the following pair of lines (x-2)/(2) = (y - 1)/(7) = (z + 3)/(-3) and (x -2)/(-1) = (2y-8)/(4) = (z+5)/(4) and check whether the lines are parallel or perpendicular .

Find the angle between the following pairs of line: (x-1)/2=(y-2)/3=(z-3)/(-3)a n d(x+3)/(-1)=(y-5)/8=(z-1)/4