A pile of cone-shaped wheat has a measured base circumference of 12.56 meters and a height of 1.2 meters. It is known that each cubic meter of wheat weighs 750 kilograms. What is the mass of this pile of wheat in kilograms?
一堆锥形小麦，测得底面周长12.56米，高1.2米，已知每立方米小麦重750千克，这堆小麦质量是多少千克？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">12.56 / 3.14 / 2</gadget>
<output>2</output>

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

<gadget id="calculator">(1/3) * 3.14 * 4 * 1.2</gadget>
<output>5.024</output>

<gadget id="calculator">750 * 5.024</gadget>
<output>3_768</output>

<result>3_768</result>