Question

    If the ratio of the sides of a triangle is 3:4:5 and the

    area of this triangle is 216 square centimeters, then what will be the perimeter of the triangle?
    A 72cm Correct Answer Incorrect Answer
    B 66cm Correct Answer Incorrect Answer
    C 44cm Correct Answer Incorrect Answer
    D 36cm Correct Answer Incorrect Answer

    Solution

    Let the sides of the triangle is 3x,4x and 5x. then 6x2 =216 X =6cm Now perimeter of triangle = 3x+4x+5x =12x =12×6= 72cm

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