A cylinder has a base area of 25 square centimeters and a height of 4 centimeters, what is its volume in cubic centimeters?
一个圆柱的底面积是25平方厘米，高4厘米，体积是多少立方厘米．
<gadget id="calculator">25 * 4</gadget>
<output>100</output>

<result>100</result>