The diameter of the base of the cylinder is 2 cm, and the height is 3 cm. Which of the following statements is correct about the volume of the cylinder in cubic centimeters
圆柱的底面直径是2厘米，高是3厘米，下列说法正确的是圆柱的体积是多少立方厘米
<gadget id="calculator">2 / 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>