A cuboid pool is 2 meters long, 1.5 meters wide, and 80 cm deep. Now it is necessary to plaster the surrounding and bottom of this pool with cement. How many square meters is the area covered with cement?
一个长方体水池长2米，宽1.5米，深80厘米，现在要在这个水池的四周和底面抹上水泥，抹上水泥的面积是多少平方米？
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2 * (4/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">1.5 * (4/5)</gadget>
<output>1.2</output>

<gadget id="calculator">(8/5) + 1.2</gadget>
<output>2.8</output>

<gadget id="calculator">2.8 * 2</gadget>
<output>5.6</output>

<gadget id="calculator">2 * 1.5</gadget>
<output>3</output>

<gadget id="calculator">5.6 + 3</gadget>
<output>8.6</output>

<result>8.6</result>