The height of the parallelogram is 7.2 cm, and the area is 144 cm2. What is the base of the parallelogram?
平行四边形的高是7.2厘米，面积144平方厘米，平行四边形的底是多少？
<gadget id="calculator">144 / 7.2</gadget>
<output>20</output>

<result>20</result>