Q9 of 143 Page 6

If, rite the value of

Given,


cot θ = 1/√3


9.bmp


In ∆ABC,


AC2 = AB2 + BC2


AC2 = (√3)2 + 12


AC2 = 3 + 1 = 4


AC= 2


We get;


cos θ = BC/AC = 1/2


sin θ = AB/AC = √3/2


Now,





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