A parallelogram lawn has a base length of 20 meters and a specific height of 6 meters. What is the area of this parallelogram lawn?
一块平行四边形的草地，底边长20米，比高长6米，这块平行四边形草地的面积是多少？
<gadget id="calculator">20 - 6</gadget>
<output>14</output>

<gadget id="calculator">20 * 14</gadget>
<output>280</output>

<result>280</result>