SSC Sample Paper SSC CHSL (10+2) Sample Test Paper-23

  • question_answer
    Two similar parallelograms have corresponding sides in ratio\[1:2x\]. What the ratio of their areas?

    A)  \[1:16\,\,{{x}^{2}}\]               

    B)  \[1:4\,\,{{x}^{2}}\]

    C)  \[4:\,{{x}^{2}}\]                                

    D)  \[1:8\,{{x}^{2}}\]

    Correct Answer: B

    Solution :

     We know that, if two polygons are similar, the ratio of their areas is equal to the square of the ratio of their corresponding sides. So,  \[\frac{Area\text{ }of\text{ I}st\text{ }Paralle\log ram}{Area\text{ }of\text{ }IInd\text{ }Parallelogram}\] \[=\,\,{{\left( \frac{1}{2x} \right)}^{2}}=\frac{1}{4{{x}^{2}}}=\underline{\mathbf{1:4}{{\mathbf{x}}^{\mathbf{2}}}}\]


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