JEE Main 2012 — Straight Lines Question with Solution
JEE Main 2012 (07 May Online)
Question
If the straight lines and form a triangle, then the triangle is
Choose an option
Show full solutionCorrect option: C
Correct answer
Cisosceles
Step-by-step explanation
Let equation of
Let equation of
Let equation of
Now, By solving these equations we get and
Now, ,
and
Since, length of and are same
therefore triangle is isosceles.
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This is a previous-year question from JEE Main 2012, covering the Straight Lines chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.