A conical metal casting with a base radius of 6 cm is submerged in a cubic container with a side length of 15 cm. The water level is 1.2 cm higher than the original one. Find the volume of the conical casting.
把一个底面半径6厘米的圆锥形金属铸件浸没在棱长15厘米的立方体容器中，水面比原来升高1.2厘米，求这个圆锥铸件的体积．
<gadget id="calculator">15 * 15 * 1.2</gadget>
<output>270</output>

<result>270</result>