The area of a rectangle is 76 square meters, one side is 19 meters long, what is the height of this side in meters?
一个长方形的面积是76平方米，其中一条边长19米，这条边上的高是多少米．
<gadget id="calculator">76 / 19</gadget>
<output>4</output>

<result>4</result>