After the side of a cylinder is unfolded, its length is 18.84 cm and its width is 10 cm. What is the maximum volume of this cylinder?
一个圆柱体侧面展开后，长是18.84厘米，宽是10厘米，这个圆柱体体积最大是多少？
<gadget id="calculator">18.84 / 3.14 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">3.14 * 9 * 10</gadget>
<output>282.6</output>

<result>282.6</result>