The area of a parallelogram is 12.6 square centimeters larger than the area of a triangle with the same base and height. What is the area of the parallelogram in square centimeters?
一个平行四边形的面积比它等底等高的三角形的面积大12.6平方厘米，这个平行四边形的面积是多少平方厘米．
<gadget id="calculator">2 - 1</gadget>
<output>1</output>

<gadget id="calculator">12.6 / 1</gadget>
<output>12.6</output>

<gadget id="calculator">12.6 * 2</gadget>
<output>25.2</output>

<result>25.2</result>