The perimeter of a conical wheat pile is 18.84m and the height is 2m. How high can this pile of wheat be put into a cylindrical granary with a bottom diameter of 4m?
一圆锥形麦堆的底面周长是18.84m，高2m，把这堆小麦全部装入一个底面直径为4m的圆柱形粮仓里，可以堆多高？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>

<gadget id="calculator">2 / 12.56</gadget>
<output>0.159236</output>

<gadget id="calculator">(1/3) * 3.14 * 9 * 0.159236</gadget>
<output>1.500003</output>

<result>1.500003</result>