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8 March, 16:11

The perimeter of a rectangle is 510 cm. The ratio of the length to the width is 3:2. What are the dimensions of this rectangle?

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  1. 8 March, 16:30
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    Length=153 cm

    Width=102 cm
  2. 8 March, 16:41
    0
    P = 2 (L + W)

    510 = 2 (L + W) ... divide both sides by 2

    510/2 = L + W

    255 = L + W

    Length to width ... 3:2 ... added = 5

    3/5 (255) = 765/5 = 153 cm < = = length

    2/5 (255) = 510/5 = 102 cm < = = width
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