A rectangular frame with a length of 8 cm and a width of 6 cm is stretched into a parallelogram. At this time, the area is reduced by 8 square centimeters. What is the height in centimeters of the side of the parallelogram whose side length is 8 cm?
把一个长为8cm，宽6cm的长方形框架拉成一个平行四边形，这时面积减少了8平方厘米，求平行四边形的边长为8厘米的边上的高是多少厘米？
<result>8</result>