The area of a triangle is 24 square centimeters, and there is a parallelogram with the same base and height, what is the area of the parallelogram in square centimeters?
一个三角形的面积是24平方厘米，有一个平行四边形和它等底等高，平行四边形的面积是多少平方厘米．
<gadget id="calculator">24 * 2</gadget>
<output>48</output>

<result>48</result>