The window is 1.8 meters long and 0.6 meters wide. If you want to install glass on the window, how much glass is needed?
窗户长1.8米，宽0.6米，如果要给窗户安装玻璃，需要多大面积的玻璃？
<gadget id="calculator">1.8 * 0.6</gadget>
<output>1.08</output>

<result>1.08</result>