It is known that the area of a parallelogram is 28 square meters, the base of this parallelogram is 7 meters, how many meters is its height?
已知一个平行四边形的面积是28平方米，这个平行四边形的底是7米，它的高是多少米？
<gadget id="calculator">28 / 7</gadget>
<output>4</output>

<result>4</result>