A cube has a side length of 3 decimeters. If it is cut into the largest cone, what is the volume of the cone?
一个正方体棱长是3分米，把它切削成一个最大的圆锥体，圆锥体的体积是多少？
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(3/2) ** 2</gadget>
<output>9/4 = around 2.25</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3.14 * (9/4) * 3 * (1/3)</gadget>
<output>7.065</output>

<result>7.065</result>