A cylinder-shaped oil pot with a height of 10 cm is first filled with 4 cm high oil, and then 360 cm**3 of oil is poured in, just to fill the oil pot completely. What is the minimum volume of this oil pot?
一只高10cm的圆柱体形状的油壶，先在壶中装了4cm高的油，接着又倒进360cm**3的油，正好将油壶全部装满．这只油壶的容积至少是多少．
<gadget id="calculator">60 / 3.14</gadget>
<output>19.10828</output>

<gadget id="calculator">3.14 * 19.10828 * 4</gadget>
<output>239.999997</output>

<gadget id="calculator">360 + 239.999997</gadget>
<output>599.999997</output>

<result>599.999997</result>