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6 August, 11:38

the side of a triangle are in the ratio of 3:8:7. if the perimeter of the triangle is 63 cm, how long is the shorter side?

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  1. 6 August, 13:37
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    10.5 cm

    Step-by-step explanation:

    Multiply the ratios by x

    3x : 8x: 7x

    Add the sides together

    3x+8x+7x to get the perimeter

    18x = 63

    Divide each side by 18

    18x/18 = 63/18

    x = 3.5

    The shorter side is 3x

    3*3.5=10.5 cm
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