An Important question based on Equation of a Straight Line Chapter of M.L Aggarwal book of class 10 for

ICSE Board.

Here you have to find the inclination of a line whose gradient is given in the question.

This is the Question Number 02 Exercise 12.1 of M.L Aggarwal

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# Find the inclination of a line whose gradient is (i) 1 , (ii) root 3 and (iii) 1/ root 3 .

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Given,

(i) tan θ = 1

⇒ θ = 45

^{o}(ii) tan θ =

√3⇒ θ = 60

^{o}(i) tan θ = 1/√3

⇒ θ = 30

^{o}