A cylindrical pool, the inner wall and bottom of the pool are inlaid with ceramic tiles, the perimeter of the ground inside the pool is 25.12m, and the depth of the pool is 1.2m. How many square meters is the area inlaid with tiles?
一个圆柱形水池，水池内壁和底部都镶上瓷砖，水池内部地面周长25.12m，池深1.2m，镶瓷砖的面积是多少平方米？
<gadget id="calculator">25.12 * 1.2</gadget>
<output>30.144</output>

<gadget id="calculator">25.12 / 3.14 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">3.14 * 16</gadget>
<output>50.24</output>

<gadget id="calculator">30.144 + 50.24</gadget>
<output>80.384</output>

<result>80.384</result>