A cuboid with a square base is a square whose side length is 1 cm. What is the volume of the cuboid in cubic centimeters?
一个底面是正方形的长方体，把侧面展开是一个边长为1厘米的正方形，这个长方体的体积是多少立方厘米．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/4) * (1/4) * 1</gadget>
<output>1/16 = around 0.0625</output>

<result>1/16 = around 0.0625</result>