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22-01-2017
Mathematics

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The a area of a rectangle is 285 mm. if the leath is 18 mm what is the perimeter of a rectangle

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kaevras kaevras

22-01-2017

Area = 285mm²
Length = 18mm

We can find the width by dividing the area by the length.

[tex] \frac{285}{18} = 15.8[/tex] approximately.

2(18) + 2(15.8) = 67.6mm

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