A trapezoidal wheat field has an upper base of 35 meters, a lower base of 55 meters, and a height of 40 meters. If 0.6 kilograms of wheat is harvested per square meter, how many kilograms of wheat can be harvested in this wheat field?
一块梯形麦田，上底是35米，下底是55米，高是40米．如果每平方米收小麦0.6千克，这块麦田一共可以收小麦多少千克？
<gadget id="calculator">35 + 55</gadget>
<output>90</output>

<gadget id="calculator">40 / 2</gadget>
<output>20</output>

<gadget id="calculator">90 * 20 * 0.6</gadget>
<output>1_080</output>

<result>1_080</result>