A cuboid block is 6dm high and its base is a square with side length 3dm. What is the volume of this block?
一个长方体木块高是6dm，底面是边长3dm的正方形，这块木块的体积是多少．
<gadget id="calculator">3 * 3 * 6</gadget>
<output>54</output>

<result>54</result>