将下面解题过程补充完整,并在括号内填写理由.
已知:如图,已知
,
、
分别平分
、
且
.
试说明:
.
、
分别平分
、
(已知),
,
( ),
,
(等量代换),
(已知),
(等量代换),
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de0d10ef8b748d4531250c37c5d3f9e.png)
( ),
,
( ),
( ).
已知:如图,已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97e3555cd6c109962fecba3a677c5286.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3981e7286d41960daf4e110c1c84e03a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e53497af8899cb299d762f1a4f46a55.png)
试说明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1393308bc68322f50fa29702dd412263.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f85f511236e5645290b9d06984558ea0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d004d2d115b477ade6af7ddb93db0df8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3981e7286d41960daf4e110c1c84e03a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0332b8ee40be451e9affe3fc05416a6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/897e4b62b32f65075dc17081bacc226d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e3566b290df69bb5f10831037baf77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/758dc5363d5b601cd457da948795f951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7c08980b6afedc04aa04f385791f0163.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d98228bd5ecb89ef69c62a71f8e1ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de0d10ef8b748d4531250c37c5d3f9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0fff774b4b0087a6f304ce930d359be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54ce58e93707fbbe285662a0dd7deb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac8e9edbdf550b118dc4009017013226.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7ee1b1ebb75ff0fc559548b8f102b6b.png)
更新时间:2024-05-11 12:23:58
|
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解答题-问答题
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较易
(0.85)
【推荐1】如图所示,
和
都是直角.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/6/40fad108-70d9-4347-8d4b-b09a8261e6c0.png?resizew=107)
(1)图中与
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(2)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d38d86a4c0dcb4ec85db47c65b9e7a4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0ea5b9a9873e62ae6da6f5d22e7c2eb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/6/40fad108-70d9-4347-8d4b-b09a8261e6c0.png?resizew=107)
(1)图中与
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5192427bc1ddfbbdd9c979e9bb1981f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75cb611abd3d538ddede5929022161c5.png)
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解答题-证明题
|
较易
(0.85)
【推荐1】已知:如图,
,且
,E为
的中点.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/31/0372516c-b0a0-463d-9a07-abfed6c04f79.png?resizew=190)
(1)求证:
;
(2)在不添加辅助线的情况下,除
外,请再写出两个与
的面积相等的三角形.(直接写出结果,不要求证明)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bdb3995265a321989202ff01001013d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d01203c9bb3339ef9e3d5c056d11257.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/31/0372516c-b0a0-463d-9a07-abfed6c04f79.png?resizew=190)
(1)求证:
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c771a4feb150ad9cff8d70431c97eb17.png)
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