What is the volume of a cube with a surface area of 54 cm2? (Calculate the edge length first, and then calculate the volume)
一个表面积是54平方厘米的正方体，它的体积是多少立方厘米．(先算出棱长，再计算体积)
<gadget id="calculator">3 * 3 * 3</gadget>
<output>27</output>

<result>27</result>