Find The Equation Of A Line Which Makes An Angle Of 135o with Positive Direction Of x-axis And Passes Through The Point (3, 5).

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Question

Find the equation of a line which makes an angle of 135o with positive direction of x-axis and passes through the point (3, 5).

Solution

Correct option is

x + y – 8 = 0

 

The slope of the line = m = tan 135o = –1  

Here    x1 = 3, y1 = 5. 

∴ The required equation of the line is   

                

. 

 

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