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[中考数学]全国教育看江苏，江苏教育看南通，南通中考好难呀！
2020年江苏南通中考最后一题环环相扣，步步为营，稍有差池，全军覆没
中考数学合集18/167
![[中考数学]二次函数图像性质，极限思想，秒出答案](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/3fc0a41ac12448cfa800afb006f1223b~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=P0AkrfVzBRrmEtl9hDlc%2Baq5qqA%3D)
App07:04![[中考数学]全国教育看江苏，江苏教育看南通，南通中考好难呀！](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/9a1229b475184ccc8a2b4946d7e6380d~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=zGOqZjNOjS61OAsFj7uItAK%2BkdY%3D)
App16:03![[中考数学神级技巧]阿基米德折弦定理秒解深圳中考压轴题](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/3e93024b86ee4f829bb4d92a7553c046~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=a45zdwvx5rpPFWEKlshETkONhPE%3D)
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App09:58![[中考数学]“定角定角平分线”模型——隐形圆问题](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/027561a3880b45b8a4e93ffb4079aaa9~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=f0%2Fw0p7zMupNWOapDwyAel50OeQ%3D)
App09:37![[初中数学]教材上的韦达定理是选学吗？（北京中考）射影定理](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/153c4e7774d44a2aa61869b06074fe67~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=QBwWKnM0b11sD%2BqEUSQi7wKZnUo%3D)
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App05:14![[中考数学]瓜豆模型与正方形问题，学霸听完开心极了](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/c80f08a0c647475ca53a2f8a5a226086~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=stOE%2FPd0JihFfC99PLY65mmgJBY%3D)
App07:29![[冲刺中考数学满分]二次函数+直角三角形：两垂一圆作直角](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/e274818c14b5448ea6242ebe368a9622~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=SQnWPME9BJx7a0LqQXSZO93lE5c%3D)
App07:29![[中考数学]七巧板拼接问题，先整体再局部，很妙](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/b364c47bb9084ce797ed72a84719a19c~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=DjrWyd20QGLyJFHD3%2FfM1NsBmJw%3D)
App08:29![[中考数学]坐标系中的折叠问题+一线三直角，妙哉妙哉](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/71019e810a1e457d96988e59e53b5c50~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=VRioO9Oo%2F74SMdncfE%2ByoKzVYWQ%3D)
App10:27![[中考数学]瓜豆原理求线段最大值（第二种解法）](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/1963a80868e0452eb1ca70ba1a15c5fc~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=d6hPVThck8zPLAUqfFLsVuaN1Tc%3D)
App07:11![[中考数学]你见过如此奇怪的''将军饮马''问题吗？](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/7095282599e140a18555f0faa27448f4~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=eI6uHrnHKvjAyfB3Qmn%2BJ21eJS0%3D)
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App07:13![[中考数学]平面几何三大变换——对称变换，折叠变换](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/b006a2c9d25d44edb638d665b4af5d11~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=SwgpSyuzcf0BTX1iYRJhiaALObk%3D)
App12:26![[中考数学]辅助线那么多，究竟咋办？——定弦定角，很简单](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/c8d441fac1eb4372a826c8f1541ecc48~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=CWJmlioNhlTSD7PB6nEyv3rYBO0%3D)
App04:58![[中考数学]平面几何三大变化--旋转变换，图形好美呀](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/ccf7fb89ba6c4c33aa446f6bf6186c1b~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=rMs9futkW2dOIbl6GwMjJIIFLKM%3D)
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App31:29![[初中数学]角平分线定理的证明及使用，解中考问题大有用处](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/48b7fc86fe514c9bb552a2aba39ee441~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=HD5F28hJ99a1n%2FxuZVNOQ1IjFcM%3D)
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App07:24![[中考数学]最大张角定理-米勒圆问题，牢记结论，大有用处](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/fa04fdda1f0a4a47a1733ef13a773258~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=MYbDYNZZ%2FnnLsT%2Bjo7IfPKoRPNI%3D)
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App14:39![[中考数学]曲边三角形3个动点求最短距离，将军饮马还管用吗？](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/a969d1cd52cc4559849b1de900a8b46a~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250123145625049C501D1134C517E0AC&requestFrom=704&version_code=80402&x-expires=1769151386&x-signature=TpPqIse8LDPT%2BppwO1tIIYPU0hI%3D)
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