If the area of a triangle is 12.5 square centimeters, what is the area of a parallelogram with the same base and height?
一个三角形的面积是12.5平方厘米，与它等底等高的平行四边形面积是多少平方厘米
<gadget id="calculator">12.5 * 2</gadget>
<output>25</output>

<result>25</result>