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Math Help - Significant Figures

  1. #1
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    Question Significant Figures

    If the length of a rectangle is 6 cm and the area is 30 cm² each of which is correct to 1 s.f. Find the greatest possible value of the width of the rectangle to two decimal places.

    Thanks in advance.
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  2. #2
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    Aug 2007
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    So to give you the highest possible value for the width, take 35cm^2 as the area and 5.5cm as the length, then work out as you normally would.
    35/5.5
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