The area of a parallelogram is 5.6 square meters, the height is 2 meters, and the base is in meters.
一个平形四边形的面积是5.6平方米，高是2米，底是多少米．
<gadget id="calculator">5.6 / 2</gadget>
<output>2.8</output>

<result>2.8</result>