Given that the circumference of a circle is 12.56 cm, what is the radius of the circle in cm? (π takes 3.14)
已知圆的周长为12.56cm，那么圆的半径是多少cm．(π取3.14)
<gadget id="calculator">2 * 3.14</gadget>
<output>6.28</output>

<gadget id="calculator">12.56 / 6.28</gadget>
<output>2</output>

<result>2</result>