If the length and width of a cuboid are tripled and the height remains the same, how many times will the volume of the cuboid be enlarged?
一个长方体的长和宽都扩大3倍，高不变，则这个长方体的体积扩大多少倍
<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<result>9</result>