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1 July, 13:31

A rectangle has sides of length 6.1cm and 8.1cm correct to one decimal place.

Calculate the upper bound for the area of the rectangle as accurately as possible

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Answers (2)
  1. 1 July, 14:57
    0
    The area is 49.41

    6.1x8.1
  2. 1 July, 15:23
    0
    If the certainty is only to the first decimal place then the upper bound is:

    6.15 (8.15) = 50.1225
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