Liangliang’s family wants to replace a simple wardrobe with a length of 0.8 meters, a width of 0.6 meters, and a height of 1.5 meters with a cloth cover (without a bottom surface). How much cloth do you need at least?
亮亮家要给一个长0.8米，宽0.6米，高1.5米的简易衣柜换布罩(没有底面)，至少需要用多少布？
<gadget id="calculator">0.8 * 0.6</gadget>
<output>0.48</output>

<gadget id="calculator">0.8 * 1.5 * 2</gadget>
<output>2.4</output>

<gadget id="calculator">0.6 * 1.5 * 2</gadget>
<output>1.8</output>

<gadget id="calculator">0.48 + 2.4 + 1.8</gadget>
<output>4.68</output>

<result>4.68</result>