So in order to compare fractions, the whole needs to be the same. Look at these two circles. \(\frac {1} {4}\) of the blue circle is larger than \(\frac {1} {2}\) of the green circle. But this ...

The circumference of a circle is the distance ... be written as an exact fraction or decimal. If a decimal answer is required, the value can be approximated as 3.14 (3 significant figures).