In order to respond to the government's call for "green homes, harmonious co-construction", Li Village will dig a cylindrical biogas digester with a bottom radius of 5 meters and a depth of 2 meters. Put cement on the side and bottom of the digester, how many square meters is the area where the cement is applied?
为了响应政府"绿色家园，和谐共建"的号召，李村要挖一个圆柱形的沼气池，底面半径5米，深2米．在沼气池的侧面和下底面抹上水泥，抹水泥的面积是多少平方米？
<gadget id="calculator">3.14 * 5 * 2 * 2</gadget>
<output>62.8</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">3.14 * 25</gadget>
<output>78.5</output>

<gadget id="calculator">62.8 + 78.5</gadget>
<output>141.3</output>

<result>141.3</result>