" Slope of horizontal line is "

Slope of vertical line is ........

Slope of the straight line is ____.

If the angle between two lines is (pi)/(4) and slope of one of the lines is (1)/(2) find the slope of the other line.

If the angle between two lines is pi/4 and slope of one the lines is 1/2 , find the slope of the other line.

If the angle between two lines is pi/4 and slope of one of the lines is 1/2 , find the slope of the other line.

If the angle between two lines is pi/4 and slope of one the lines is 1/2 , find the slope of the other line.

If the angle between two lines is pi/4 and slope of one of the lines is 1/2 , find the slope of the other line.