Given that d=5cm and h=10cm, find the surface area of the cylinder.
已知d=5cm，h=10cm，求这个圆柱体的表面积．
<gadget id="calculator">3.14 * 5 * 10</gadget>
<output>157</output>

<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">(5/2) ** 2</gadget>
<output>25/4 = around 6.25</output>

<gadget id="calculator">3.14 * (25/4) * 2</gadget>
<output>39.25</output>

<gadget id="calculator">157 + 39.25</gadget>
<output>196.25</output>

<result>196.25</result>