MATHS - AREA

The wall around a playground is 410m. If one wall along the length is 80m long, what is the length of the wall along the breadth? What is the area of the playground?

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  1. 2L + 2W = perimeter
    2(80) + 2w = 410
    2W = 410 - 160
    2W = 250
    W = 125

    area = LW
    = 80(125) = 10,000 m^2

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