The area of a parallelogram is 9 square decimeters, how many decimeters is the base, and its height is 1.5 decimeters.
一个平行四边形的面积是9平方分米，底是多少分米，它的高才是1.5分米．
<gadget id="calculator">9 / 1.5</gadget>
<output>6</output>

<result>6</result>