A conical container has a volume of 300 cubic centimeters and its height measured from the inside is 12 centimeters. What is the area of its base in square centimeters?
一个圆锥形容器容积为300立方厘米，从里面量高是12厘米，它的底面积是多少平方厘米？
<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">300 * (1/4)</gadget>
<output>75</output>

<result>75</result>