JEE Main & Advanced Mathematics Straight Line Question Bank Critical Thinking

  • question_answer The area of triangle formed by the lines \[x=0,y=0\] and \[\frac{x}{a}+\frac{y}{b}=1\], is                                                 [RPET 1984]

    A)            \[ab\]                                        

    B)            \[\frac{ab}{2}\]

    C)            \[2ab\]                                      

    D)            \[\frac{ab}{3}\]

    Correct Answer: B

    Solution :

               Area of the right angled triangle is                    \[=\frac{1}{2}\](Perpendicular) × (base) = \[\frac{1}{2}ab\].

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