Xiaoming's family wants to make a cloth cover (without a bottom) for a simple wardrobe with a length of 0.75m, a width of 0.5m, and a height of 1.6m. How much cloth is needed at least?
小明家要给一个长0.75m，宽0.5m，高1.6m的简易衣柜做布罩(没有底面)，至少需要多少布？
<gadget id="calculator">0.75 * 1.6</gadget>
<output>1.2</output>

<gadget id="calculator">0.5 * 1.6</gadget>
<output>0.8</output>

<gadget id="calculator">1.2 + 0.8</gadget>
<output>2</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">0.75 * 0.5</gadget>
<output>0.375</output>

<gadget id="calculator">4 + 0.375</gadget>
<output>4.375</output>

<result>4.375</result>