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Discussion :: Area

  1.  What is the height of the triangle?

    I. The area of the triangle is 20 times its base.

    II. The perimeter of the triangle is equal to the perimeter of a square of side 10 cm

  2. A.

    I alone sufficient while II alone not sufficient to answer


    II alone sufficient while I alone not sufficient to answer


    Either I or II alone sufficient to answer


    Both I and II are not sufficient to answer


    Both I and II are necessary to answer

    View Answer


    Answer : Option A

    Explanation :

    I. A = 20 x B        \( \frac { 1 } { 2 } \)x B x H =20 x B       H = 40.


     I alone gives the answer.


    II gives, perimeter of the triangle = 40 cm.


    This does not give the height of the triangle.


     Correct answer is (A).

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