解题方法
1 . 已知
是平行四边形
对角线上的一点,且
,其中
,写出满足条件的
与
的一组
的值__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9545017eee79a71befee621b52c8cae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c88a4bc86ffd96234a9b3a0ca1aab275.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1100379a4385b9ce064847bc21760adc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9e4273fd70a87d3e990c464d760b9e5.png)
您最近一年使用:0次
2 . 黄金分割是指用一个点把一条线段分割为两部分,使其中一部分与全长之比等于另一部分与这部分之比,其比值为
,该点称为这条线段的黄金分割点,已知在边长为1的等边
中,
是
边的一个黄金分割点
,
是直线
上一点,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba209a52ba69335ae5c3ff8a6a84e3c.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/029d393bb07b7140905b85f550519de4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/414004cfa1fef9a0fb27c91161aa4a30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fbe1ca02bd23663aac5d88e0a4443cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ba209a52ba69335ae5c3ff8a6a84e3c.png)
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名校
解题方法
3 . 如图,由若干个边长为1的正方形拼接而成一个矩形
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edeef879cc356dec6e3b2e6ddcd27709.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef25e714fca401614a4baa346f2c38a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edeef879cc356dec6e3b2e6ddcd27709.png)
![](https://img.xkw.com/dksih/QBM/2021/7/23/2770264285683712/2777364452646912/STEM/f8568ebfc494494195a6e0203c1ec306.png?resizew=346)
您最近一年使用:0次
2021-08-02更新
|
264次组卷
|
2卷引用:江苏省泰州市2020-2021学年高一下学期期末数学试题