The Chinese women's handball team won the championship in the Guangzhou Asian Games. The handball court for the Chinese team to win the championship is a rectangle with a length of 40 meters and a width of 20 meters. What is its floor area?
广州亚运会中国女子手球队夺得冠军．中国队夺冠的手球场地是一个长40米，宽20米的长方形，它的占地面积是多少？
<gadget id="calculator">40 * 20</gadget>
<output>800</output>

<result>800</result>