A cylinder is 80cm high and has a lateral area of 25.12cm**2. Find the surface area?
一个圆柱体高80cm，侧面积25.12cm**2，求表面积？
<gadget id="calculator">25.12 / 80 / 3.14 / 2</gadget>
<output>0.05</output>

<gadget id="calculator">0.05 ** 2</gadget>
<output>0.0025</output>

<gadget id="calculator">3.14 * 0.0025</gadget>
<output>0.00785</output>

<gadget id="calculator">0.00785 * 2</gadget>
<output>0.0157</output>

<gadget id="calculator">25.12 + 0.0157</gadget>
<output>25.1357</output>

<result>25.1357</result>