The area of a parallelogram is 1.8m**2 and the height is 0.9m. What is the base of the parallelogram in meters?
一个平行四边形的面积是1.8m**2，高是0.9m，这个平行四边形的底是多少米．
<gadget id="calculator">1.8 / 0.9</gadget>
<output>2</output>

<result>2</result>