The diameter of the base of a cylinder is 12 cm, and the height is equal to (2/5) the diameter of the base. What is the volume of the cylinder in cubic centimeters?
一个圆柱的底面直径是12厘米，高是底面直径是直径的(2/5)，这个圆柱的体积是多少立方厘米？
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">6 ** 2</gadget>
<output>36</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">12 * (2/5)</gadget>
<output>24/5 = around 4.8</output>

<gadget id="calculator">3.14 * 36 * (24/5)</gadget>
<output>542.592</output>

<result>542.592</result>