# Math

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The length of a rectangle is 3cm. If the length remains constant, and the width changes, what r the possible perimeters for the different rectangles?

• Math -

well, assuming that the width remains less than the length, then 0 < w < 3

p = 2l + 2w
p = 6 + 2w
6 + 0 < p < 6 + 6
6 < p < 12

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