The width of the sofa in the living room is 0.85 meters, and the length is 1.8 meters. How many square meters does the sofa occupy?
客厅沙发的宽是0.85米，长是1.8米，沙发占地多少平方米？
<gadget id="calculator">1.8 * 0.85</gadget>
<output>1.53</output>

<result>1.53</result>