ICSE Class X Math 2015 Solved Paper

In the given figure $A B C$ is a triangle and $B C$ is parallel to the $y$ -axis. $A B$ and $A C$ intersects the $y$ -axis at $P$ and $Q$ respectively.

Question : 27 of 52

Marks: +1, -0

Find the equation of the line AC.

Solution:

Equation of AC,
Coordinates of

A(4,0)

and

C(-2,-4)

y-0\;=\;{0+4}/{4+2}(x-4)

3 y\;=2 x-8

2 x-3 y-8\;=0

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