A triangle and a parallelogram have the same area and the same base. If the height of the parallelogram is 24 cm, what is the height of the triangle in cm.
一个三角形和一个平行四边形面积相等，底也相等．如果平行四边形的高是24厘米，三角形的高就是多少厘米．
<gadget id="calculator">24 * 2</gadget>
<output>48</output>

<result>48</result>