Solve the following:If the angle between two lines in `45^o` and the slope of one of the line is `1/2`,find the slope of the other line.

Solve the following: Find the acute angle between lines having slopes 3 and -2

Two lines passing through M(2,3) intersect each other at an angle of 45^@ .If slope of one line is 2,find the equation of the other line.

Find the slope of the line whose inclination is pi/4

Find the slope of the line whose inclination is 30^@

Find the slope of the line whose inclination is 60^@

Find the slope of the line whose inclination is 105^@