What is the volume of a cone with a base area S = 1.2 square decimeters and a height h = 30 cm?
底面面积S=1.2平方分米，高h=30厘米的圆锥体的体积是多少？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1.2 * 100</gadget>
<output>120</output>

<gadget id="calculator">(1/3) * 120 * 30</gadget>
<output>1_200</output>

<result>1_200</result>