如图,
,
,
,说出
的理由.
解:
( ),
,即
.
在
和
中,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c243c2b7da5872ec2e52f5387ca41d4.png)
( ),
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c220eadc312101e2fb89dfe920f7b30d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff56ea00ca90825f3d95809de24f639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/533f1f6ead0d794bb7c70cce9173d4a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4354365ca0929f8a606ed0bf341e4ca.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/19/ab72441b-4972-44f1-89db-4ff938a1cea3.png?resizew=173)
解:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/247f834215f09a465fe9131a0d762022.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07e0d92ab42b9151d7db1cff23436505.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2a893fc8b2e9d55c9cdf8aceb3827a0.png)
在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13668f033d00acfc366f7e47949c4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c243c2b7da5872ec2e52f5387ca41d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d8c6a1ba32592a0e7a0e0884e2e0616.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bda281982119ab3bdc8abfc05ad2f5a.png)
2023八年级上·江苏·专题练习 查看更多[4]
(已下线)专题02 探索三角形全等的条件(六大类型)(题型专练)-2023-2024学年八年级数学上册《知识解读·题型专练》(苏科版)浙江省金华市义乌市佛堂镇初级中学2022-2023学年八年级上学期期中数学试题浙江省绍兴市柯桥区联盟校2023-2024学年八年级上学期10月月考数学试题甘肃省武威市凉州区武威第二十四中学、第三中学联考2023-2024学年八年级上学期期中数学试题
更新时间:2023-08-09 19:38:09
|
【知识点】 全等的性质和SSS综合(SSS)解读
相似题推荐
解答题-证明题
|
较易
(0.85)
【推荐1】如图,在线段
上有两点E,F,在线段
的异侧有两点A,D,且满足
,
,
,连接
.
(1)求证:
;
(2)若
,
,
平分
时,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb27272b4eb9ed057dd3b4d40697e7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff56ea00ca90825f3d95809de24f639.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/533f1f6ead0d794bb7c70cce9173d4a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/5/0cb5db14-7d7e-44f1-81c9-8c1952aead0e.png?resizew=125)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b2bec5d24105fb3418702ccbed0ef23.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/640e9e7c56e8eeda044fb55396088816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f24e041bf7ec679ff1fe7bad0fd3b23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/060705794ef87cc71dac40c57f27b1d2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36719f1e764ee0e719b65c49fae84677.png)
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解答题-问答题
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较易
(0.85)
名校
【推荐2】如图所示,AD=BC,AC=BD,试说明:DE=CE.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/15/3935506f-f6fd-426f-b5c8-10ddb769e669.png?resizew=165)
您最近一年使用:0次