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  3. CEE Kerala Engineering

CEE Kerala Engineering CEE Kerala Engineering Solved Paper-2009

  • question_answer
    If the area of the triangle formed by the points\[z,z+iz\]and\[iz\]is 50 sq unit, then\[|z|\]is equal to

    A)  5                                            

    B)  8

    C)  10                         

    D)         12

    E)  \[5\sqrt{2}\]

    Correct Answer: C

    Solution :

    Given vertices are the vertices of right angled triangle. \[\because \]     Area of triangle = 50           (given) \[\Rightarrow \]               \[\frac{1}{2}|z{{|}^{2}}=50\] \[\Rightarrow \]               \[|z|=10\]


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