19.64851 2 s .f help please

asked Mar 9, 2021 199k views

1 vote

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7 votes

Answer: 20

Explanation:

19.64851 to 2s.f

To 2 significant figures

Looking at the digit behind the decimal

It is 6,meaning it is more than 5

So you round up to 1 and add to the digit in front

=20

Ofri Cofri answered Mar 14, 2021

3.5k points

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