The height of a cylinder is 4cm, the lateral area is 125.6cm2, what is the surface area of this cylinder in cm**2.
一个圆柱的高是4cm，侧面积是125.6cm2，这个圆柱的表面积是多少cm**2．
<gadget id="calculator">125.6 / 4 / 2 / 3.14</gadget>
<output>5</output>

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

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

<gadget id="calculator">78.5 * 2</gadget>
<output>157</output>

<gadget id="calculator">125.6 + 157</gadget>
<output>282.6</output>

<result>282.6</result>