The area of a triangle is 3.6 square decimeters, what is the area of a parallelogram with the same base and height as it?
三角形的面积是3.6平方分米，与它等底等高的平行四边形的面积是多少平方分米．
<gadget id="calculator">3.6 * 2</gadget>
<output>7.2</output>

<result>7.2</result>