The lateral area of a cylinder is 62.8cm**2, and the height is 5cm. What is the radius of the bottom of the cylinder in cm?
一个圆柱的侧面积是62.8cm**2，高是5cm，这个圆柱的底面半径是多少cm
<gadget id="calculator">62.8 / 5 / 3.14 / 2</gadget>
<output>2</output>

<result>2</result>