cadem03
cadem03 cadem03
  • 18-10-2016
  • Mathematics
contestada

round 12.45 to 2 significant figures

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emilygdiaz
emilygdiaz emilygdiaz
  • 18-10-2016
12.45 rounded to 2 sig figs is 12
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olemakpadu
olemakpadu olemakpadu
  • 18-10-2016
The first 2 significant figures are the 12,

After the 2, the next digit is 4, and this is not up to 5, so we do not round up the 2 to 3, we leave it as 2

12.45 ≈ 12     to 2 significant figures.

Hope this explains it.
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