Q. 1 A3.7( 3 Votes )

Find the angles b

Answer :


The equations of the lines are

3x + y + 12 = 0 … (1)

x + 2y 1 = 0 … (2)

To find:

Angles between two lines.


Let m1 and m2 be the slopes of these lines.

m1 = -3, m2

Let θ be the angle between the lines.

Hence, the acute angle between the lines is 45°

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