If the lateral area of a cylinder is 94.2cm**2 and the height is 5cm, what is its diameter in cm?
一个圆柱的侧面积是94.2cm**2，高是5cm，则它的直径是多少cm．
<gadget id="calculator">94.2 / 5 / 3.14</gadget>
<output>6</output>

<result>6</result>