After the side of a cylinder is unfolded, a rectangle with a length of 12.56 cm and a width of 8 cm is obtained. What is the lateral area of the cylinder in square centimeters?
一个圆柱的侧面展开后得到一个长12.56厘米，宽是8厘米的长方形，这个圆柱的侧面积是多少平方厘米．
<gadget id="calculator">12.56 * 8</gadget>
<output>100.48</output>

<result>100.48</result>