The sum of the sides of a cube is 6 centimeters, what is its surface area in square centimetres?
一个正方体的棱长之和是6厘米，它的表面积是多少平方厘米
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">6 * (1/2) * (1/2)</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>