The radius and height of the base of the cylinder are enlarged to 6 times of the original, and its lateral area is enlarged to how many times of the original.
圆柱的底面半径和高都扩大到原来的6倍，它的侧面积扩大到原来的多少倍．
<gadget id="calculator">6 * 6</gadget>
<output>36</output>

<result>36</result>