什么是黄金分割？ 难易度：★★★ 关键词：黄金分割、黄金—分割点、黄金比 答案: 点C把线段AB分成两条线段AC和BC,如果=，那么称线段AB被点C黄金分割，点C叫做线段AB的黄金分割点,AC与AB的比叫做黄金比． 【举一反三】 典题：已知线段AB=1，点C是AB上一点,且AC=为什么? ，问点C是线段AB的黄金分割点吗？思路导引：若满足==，则点C是线段AB的黄金分割点,若不满足，则不是。 标准答案：点C是线段AB的黄金分割点。理由:由AB=1，AC=C是线段AB的黄金分割点. ，得=,所以点尊敬的读者： 本文由我和我的同事在百忙中收集整编出来，本文档在发布之前我们对内容进行仔细校对，但是难免会有不尽如人意之处，如有疏漏之处请指正，希望本文能为您解开疑惑,引发思考。文中部分文字受到网友的关怀和支持，在此表示感谢！在往后的日子希望与大家共同进步，成长。 This article is collected and compiled by my colleagues and I in our busy schedule. We proofread the content carefully before the release of this article, but it is inevitable that there will be some unsatisfactory points. If there are omissions, please correct them. I hope this article can solve your doubts and arouse your thinking. Part of the text by the user's care and support, thank you here! I hope to make progress and grow with you in the future. 本文来源：https://www.wddqw.com/doc/8c4611c3bed126fff705cc1755270722182e59fb.html