Li Lan's family has a rectangular vegetable field, 9.5 meters long and 7.2 meters wide. How many square meters is this land?
李兰家有一块长方形的菜地，长9.5米，宽7.2米，这块地面积是多少平方米？
<gadget id="calculator">9.5 * 7.2</gadget>
<output>68.4</output>

<result>68.4</result>