A cylindrical piece of wood has a base area of 75cm**2 and a length of 90cm. What is its volume in cubic centimeters.
一根圆柱形木料，底面积为75cm**2，长90cm．它的体积是多少立方厘米．
<gadget id="calculator">75 * 90</gadget>
<output>6_750</output>

<result>6_750</result>