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6 April, 18:38

if the perimeter of a rectangle is 648m and the base is twice as long as the height, what are the dimensions of the rectangle?

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  1. 6 April, 19:15
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    Height = 108 m

    Base = 216 m

    Step-by-step explanation:

    Perimeter = 648m

    Base = 2 x Height

    Perimeter = 2 (B+H)

    648 = 2 (2H+H)

    648 = 2 (3H)

    648 = 6H

    H = 648 / 6

    H = 108 m

    Base = 2 x H

    Base = 2 x 1'08

    Base = 216 m
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