The base of a parallelogram is 12 decimeters, the area is 18 square decimeters, and the height is decimeters.
一个平行四边形的底是12分米，面积是18平方分米，高是多少分米．
<gadget id="calculator">18 / 12</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>