New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    The area of a rhombus is 170 cm2. The length

    of one of its diagonals is 20 cm. The length of the other diagonal is:
    A 25cm Correct Answer Incorrect Answer
    B 33cm Correct Answer Incorrect Answer
    C 32cm Correct Answer Incorrect Answer
    D 17cm Correct Answer Incorrect Answer

    Solution

    Using formula, Area of rhombus = 1/2 x product of diagonals Let the d1, d2 be the diagonals of a rhombus.   ⇒ 170 = 1/2 x 20 x d2 ⇒ d2 = 170/10 = 17 cm  

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