Mathematics, 06.03.2021 17:40 nataliaaaaa10

A square tile has a blue border surrounding a pink square. The tile has length 500 mm to the nearest mm.
The pink square has length 400 mm to the nearest mm.

Calculate the lower and upper bounds of the area of the blue border.

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A square tile has a blue border surrounding a pink square. The tile has length 500 mm to the neares...