A triangle and a parallelogram have the same area and height, the length of the base of the triangle is 24 cm, what is the length of the base of the parallelogram in cm?
一个三角形和一个平行四边形的面积、高都相等，三角形底长24厘米，平行四边形底长多少厘米．
<gadget id="calculator">24 / 2</gadget>
<output>12</output>

<result>12</result>