9th Class Mathematics Heron's Formula Question Bank Heron's Formula

  • question_answer
    What is the area of a triangle having two sides as 18 cm and 10 cm and perimeter is 42 cm?

    A) \[3\sqrt{11}c{{m}^{2}}\]                     

    B) \[7\sqrt{11}c{{m}^{2}}\]         

    C) \[33\sqrt{7}c{{m}^{2}}\]         

    D)   \[21\sqrt{11}c{{m}^{2}}\]   

    Correct Answer: D

    Solution :

    Not Available


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