A parallelogram is cut and repaired to form a square. The side length of the square is 12 cm. What is the area of the parallelogram in square centimeters?
一个平行四边形割补后是一个正方形，正方形的边长12厘米，这个平行四边形的面积是多少平方厘米．
<gadget id="calculator">12 * 12</gadget>
<output>144</output>

<result>144</result>