If the sum of the lengths of all sides of a cube is 6 meters, what is its volume in square meters?
一个正方体所有棱长之和是6米，它的体积是多少平方米．
<gadget id="calculator">6 / 12</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) * (1/2) * (1/2)</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>