parallelogram wheat field has a base length of 240 meters and a height of 150 meters. How many hectares does this land have?
一块平行四边形的小麦地，底长240米，高是150米，这块地的面积有多少公顷？
<gadget id="calculator">240 * 150</gadget>
<output>36_000</output>

<gadget id="calculator">36_000 / 10_000</gadget>
<output>18/5 = around 3.6</output>

<result>18/5 = around 3.6</result>