A piece of parallelogram land has a base length of 180 meters and a height of 54 meters. If trees are planted on this land, each tree occupies an average area of 2.25 square meters. How many trees can be planted on this land?
一块平行四边形的地，底长180米，高54米，在这块地里植树，平均每棵树占地2.25平方米，这块地可植树多少棵？
<gadget id="calculator">54 / 2.25</gadget>
<output>24</output>

<gadget id="calculator">180 * 24</gadget>
<output>4_320</output>

<result>4_320</result>