There is a cuboid whose height and width are equal. If the length is shortened by 1.5m, it becomes a cube with a surface area of 0.54m**2. What is the volume of this cuboid in cubic meters?
有一个长方体，它的高与宽相等，如果长缩短1.5m，就成了表面积是0.54m**2的正方体，这个长方体的体积是多少立方米？
<gadget id="calculator">0.3 + 1.5</gadget>
<output>1.8</output>

<gadget id="calculator">1.8 * 0.3 * 0.3</gadget>
<output>0.162</output>

<result>0.162</result>