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12 January, 08:15

The perimeter of a triangle is 80 meters. The first side is twice the second. The third side is 5 more than the first. Find the length of each side.

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  1. 12 January, 10:06
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    Step-by-step explanation:

    a+b+c=80

    a=2b

    c=5a

    c=5*2b=10b

    2b+b+10b=80

    13b=80

    b=80/13 m

    a=2*80/13=160/13

    c=10b=800/13
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