A cylinder has a height of 8 centimeters and a lateral area of 200.96 square centimeters. What is the radius of its base?
一个圆柱，高是8厘米，侧面积是200.96平方厘米，它的底面半径是多少．
<gadget id="calculator">200.96 / 8 / 3.14 / 2</gadget>
<output>4</output>

<result>4</result>