The base area of a cylinder is 6.28cm**2 and the height is 0.2cm. What is its volume in cm**3.
一个圆柱的底面积是6.28cm**2，高是0.2cm，它的体积是多少cm**3．
<gadget id="calculator">6.28 * 0.2</gadget>
<output>1.256</output>

<result>1.256</result>