slope of a straight line making an angle 5π/6 with the positive direction of x-axsis is
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The reference angle for 5π/6 is π/6.
tan π/6 = √3 / 3 (You should know this from a 30-60-90 triangle!)
5π/6 is in QII, tangent is negative
m = -√3 / 3
Step-by-step explanation:
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