If the area of a parallelogram is 7.2 square decimeters and the height is 30 decimeters, what is the base in decimeters?
一个平行四边形的面积是7.2平方分米，高是30分米，则底是多少分米．
<gadget id="calculator">7.2 / 30</gadget>
<output>0.24</output>

<result>0.24</result>