Smart Mathematicians Upper Primary-17 Little Hippo's Swimming Pool

Smart Mathematicians Upper Primary-17 Little Hippo's Swimming Pool
Little Hippo’s swimming pool is a square. There is a 2 m wide wooden footpath surrounding the swimming pool and the total area of the wooden footpath is 120 m2.
So what is the area of the swimming pool?

版面: 固定

關鍵字詞: 數學

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