A cube of plasticine with a side length of 4 cm is kneaded into a cone with a height of 12 cm. What is the area of the base of the cone?
把一块棱长为4厘米的正方体橡皮泥捏成高为12厘米的圆锥，捏成的圆锥的底面积是多少平方厘米．
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>

<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">64 * (1/4)</gadget>
<output>16</output>

<result>16</result>