Dig a fish pond with a length of 50 meters, a width of 30 meters and a depth of 2 meters. How many square meters does this fish pond occupy?
挖一个长50米，宽30米，深2米的养鱼池，这个养鱼池的占地面积是多少平方米？
<gadget id="calculator">50 * 30</gadget>
<output>1_500</output>

<result>1_500</result>