《中小学数学》(初中版)在2009年第三期刊登了《数学宝库中的钻石—黄金分割》,文中介绍了黄金数在初中数学中的几种有趣的表现形式,如黄金三角形、黄金矩形、正五边形、正十边形、正五角星,但黄金三角形只介绍其中之一,还有两类.黄金数除上述表现形式外,还有黄金梯形和黄金椭圆.下面简要介绍如下,供 Elementary and middle school mathematics (junior high school edition) published in the third issue of 2009, “the treasure of mathematics in the diamond - the golden section”, the article introduced the gold number in junior high school mathematics in several interesting forms, such as the golden triangle, gold Rectangular, regular pentagon, regular decagon, positive five-pointed star, but the golden triangle only describes one of them, there are two types of gold number in addition to the above manifestations, there are gold trapezoids and gold oval. The following brief introduction is as follows ,for