There is a cylindrical pool in the garden. The inner wall and bottom of the pool are inlaid with ceramic tiles. The diameter of the bottom of the pool is 8 meters and the depth of the pool is 1.5 meters. How many square meters is the tiled area?
花园中有一个圆柱形水池，水池的内壁和底面都要镶上瓷砖，水池底面直径是8米，池深1.5米．镶瓷砖的面积是多少平方米？
<gadget id="calculator">3.14 * 8 * 1.5</gadget>
<output>37.68</output>

<gadget id="calculator">8 / 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">37.68 + 50.24</gadget>
<output>87.92</output>

<result>87.92</result>