Q. 94.2( 48 Votes )

Find angles

Answer :

Given lines are x + y = 1 and x + y = 1.



Slope of line (1) is m1 = -√3, while the slope of line (2) is m2 = -1/√3


Let θ be the angle between two lines





θ = 30°


Thus the angle between the given lines is either 30° or 180° - 30° = 150°


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