The volume of a cylinder is 75.36 cubic centimeters. The diameter of its base is 4 cm, what is the height of the cylinder.
一个圆柱的体积是75.36立方厘米．它的底面直径是4厘米，这个圆柱的高是多少．
<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>

<gadget id="calculator">75.36 / 12.56</gadget>
<output>6</output>

<result>6</result>