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Math Help - Please help me with this

  1. #1
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    Please help me with this

    A rectangular pig pen has a perimeter of 39.8m and an area of 54.7m^2.
    Find its dimensions.

    (^2 means squared 2)

    Thanks for your helps
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  2. #2
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    Quote Originally Posted by 0110kim View Post
    A rectangular pig pen has a perimeter of 39.8m and an area of 54.7m^2.
    Find its dimensions.

    (^2 means squared 2)

    Thanks for your helps
    Since it is a rectangle, you know

    P = 2l + 2w and A = lw.

    So

    39.8 = 2l + 2w

    54.7 = lw.

    Solve the equations simultaneously.
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