The volume difference between a cylinder and a cone with the same base and height is 314 cubic centimeters. It is known that their height is 6 centimeters. What is the area of their bases in square centimeters?
等底等高的圆柱和圆锥体积相差314立方厘米，已知它们的高是6厘米，它们的底面积是多少平方厘米？
<gadget id="calculator">314 / 2</gadget>
<output>157</output>

<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">157 * (1/2)</gadget>
<output>157/2 = around 78.5</output>

<result>157/2 = around 78.5</result>