A rectangular parallelepiped with a length of 5 cm, a width of 3 cm, and a height of 2 cm and a cube of iron with a side length of 3 cm are melted and cast into a rectangular parallelepiped iron bar; the bottom area of this boiling iron bar is 3 square centimeters, and its height is how many centimeters?
把一个长5厘米、宽3厘米、高2厘米的长方体和一块棱长是3厘米的正方体铁块熔铸成一块长方体铁条；这块沸腾铁条的底面积是3平方厘米，它的高是多少厘米？
<gadget id="calculator">5 * 3 * 2</gadget>
<output>30</output>

<gadget id="calculator">3 * 3 * 3</gadget>
<output>27</output>

<gadget id="calculator">30 + 27</gadget>
<output>57</output>

<gadget id="calculator">57 / 3</gadget>
<output>19</output>

<result>19</result>