Mohammad3984 Mohammad3984
  • 13-04-2017
  • Mathematics
contestada

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

Respuesta :

stampys
stampys stampys
  • 13-04-2017
the area is 49.41

6.1x8.1
Answer Link
irspow
irspow irspow
  • 13-04-2017
If the certainty is only to the first decimal place then the upper bound is:

6.15(8.15)=50.1225


Answer Link

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