The circumference of the bottom of the cylinder is 18.84 decimeters, and the height is 5 decimeters. What is the volume in cubic decimeters?
圆柱底面周长为18.84分米，高为5分米，体积是多少立方分米？
<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 * 5</gadget>
<output>141.3</output>

<result>141.3</result>