A room is 6 meters long, 3 meters wide, and 2.5 meters high. Now tiles are pasted on the floor of the room. How many square meters is the tiled area?
一间房间长6米，宽3米，高2.5米，现在房间的地面上贴上瓷砖，贴瓷砖的面积是多少平方米？
<gadget id="calculator">6 * 3</gadget>
<output>18</output>

<result>18</result>