The base of a parallelogram is 3cm, the height is 3.7cm, what is its area in cm**2.
一个平行四边形的底是3cm，高是3.7cm，它的面积是多少cm**2．
<gadget id="calculator">3 * 3.7</gadget>
<output>11.1</output>

<result>11.1</result>