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poul has 124.8m of encing to build a rectangular pen. He wants the pen to have the largest possible area. Calculate the length and width of the pen to one decimal place.

I don't get it at all

  • Math7 -

    P = 2 L + 2W

    124.8 / 4 = 31.2

  • Math7 -

    The largest rectangular pen he can build is a square.
    (a square is a rectangle)

    so divide 124.8 by 4 to get the length of each side.

  • Math7 -


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