The area of a parallelogram is 3.6 decimeters square, its base is 0.9 decimeters, and its height is decimeters.
一个平行四边形的面积是3.6平方分米，它的底是0.9分米，高是多少分米．
<gadget id="calculator">3.6 / 0.9</gadget>
<output>4</output>

<result>4</result>