If the height of a cylinder is shortened by 6cm, the surface area will be reduced by 37.68cm**2, and its volume will be reduced by how much cm**3.
一圆柱如果高缩短6cm，表面积就减少37.68cm**2，那么它的体积将减少多少cm**3．
<gadget id="calculator">37.68 / 6 / 3.14 / 2</gadget>
<output>1</output>

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

<gadget id="calculator">3.14 * 1 * 6</gadget>
<output>18.84</output>

<result>18.84</result>