Cut a parallelogram into a rectangle. The width of this rectangle is 6 decimeters and the length is 9 decimeters. What is the area of the original parallelogram?
把一个平行四边形剪拼成一个长方形，这个长方形的宽是6分米，长是9分米，那么原来平行四边形的面积是多少．
<gadget id="calculator">9 * 6</gadget>
<output>54</output>

<result>54</result>