What is the volume of a cylindrical log with a base radius of 1.5 decimeters and a length of 5 meters?
一个圆柱形木头，底面半径是1.5分米，长是5米，它的体积是多少？
<gadget id="calculator">1.5 ** 2</gadget>
<output>2.25</output>

<gadget id="calculator">5 * 10</gadget>
<output>50</output>

<gadget id="calculator">3.14 * 2.25 * 50</gadget>
<output>353.25</output>

<result>353.25</result>