A cone has a base area of 31.4 square meters and a height of 6 meters. What is its volume?
一个圆锥体，底面积31.4平方米，高是6米，体积多少？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 31.4 * 6</gadget>
<output>62.8</output>

<result>62.8</result>