The area of a parallelogram is 6m**2, if its base and height are enlarged to 3 times of the original, what is the area of the obtained parallelogram in m**2?
一个平行四边形的面积是6m**2，如果把它的底和高都扩大到原来的3倍，得到的平行四边形的面积是多少m**2．
<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">6 * 9</gadget>
<output>54</output>

<result>54</result>