A cylinder has a base circumference of 6.28 cm and a height of 3 cm, what is its volume in cubic centimeters?
一个圆柱的底面周长6.28厘米，高是3厘米，它的体积是多少立方厘米．
<gadget id="calculator">6.28 / 3.14 / 2</gadget>
<output>1</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">3.14 * 1 * 3</gadget>
<output>9.42</output>

<result>9.42</result>