{"id":1364,"date":"2017-12-02T13:52:51","date_gmt":"2017-12-02T05:52:51","guid":{"rendered":"https:\/\/2blog.ilc.edu.tw\/2341\/2017\/12\/02\/%e8%bd%89%e8%bc%89-%e8%88%87%e5%b9%b3%e8%a1%8c%e5%9b%9b%e9%82%8a%e5%bd%a2%e6%9c%89%e9%97%9c%e7%9a%84%e8%bc%94%e5%8a%a9%e7%b7%9a%e9%a1%8c%e7%9b%ae\/"},"modified":"2021-03-18T19:41:45","modified_gmt":"2021-03-18T11:41:45","slug":"%e8%bd%89%e8%bc%89-%e8%88%87%e5%b9%b3%e8%a1%8c%e5%9b%9b%e9%82%8a%e5%bd%a2%e6%9c%89%e9%97%9c%e7%9a%84%e8%bc%94%e5%8a%a9%e7%b7%9a%e9%a1%8c%e7%9b%ae","status":"publish","type":"post","link":"https:\/\/2blog.ilc.edu.tw\/2341\/2017\/12\/02\/%e8%bd%89%e8%bc%89-%e8%88%87%e5%b9%b3%e8%a1%8c%e5%9b%9b%e9%82%8a%e5%bd%a2%e6%9c%89%e9%97%9c%e7%9a%84%e8%bc%94%e5%8a%a9%e7%b7%9a%e9%a1%8c%e7%9b%ae\/","title":{"rendered":"[\u8f49\u8f09] \u8207\u5e73\u884c\u56db\u908a\u5f62\u6709\u95dc\u7684\u8f14\u52a9\u7dda\u984c\u76ee"},"content":{"rendered":"

\u7279\u6b8a\u56db\u908a\u5f62\u4e3b\u8981\u5305\u62ec\u5e73\u884c\u56db\u908a\u5f62\u3001\u77e9\u5f62\u3001\u83f1\u5f62\u3001\u6b63\u65b9\u5f62\u548c\u68af\u5f62.\u5728\u89e3\u6c7a\u4e00\u4e9b\u548c\u56db\u908a\u5f62\u6709\u95dc\u7684\u554f\u984c\u6642\u5f80\u5f80\u9700\u8981\u6dfb\u52a0\u8f14\u52a9\u7dda\uff0c\u6b64\u7bc7\u6587\u7ae0\u4ecb\u7d39\u4e00\u4e9b\u8f14\u52a9\u7dda\u7684\u6dfb\u52a0\u65b9\u6cd5\uff0c\u539f\u6587\u65bc\u5c0d\u5cb8\u7db2\u7ad9\u6d41\u50b3\u751a\u5ee3\uff0c\u51fa\u8655\u5df2\u4e0d\u53ef\u8003\u3002<\/span><\/p>\n

\u4e00\u3001 \u548c\u5e73\u884c\u56db\u908a\u5f62\u6709\u95dc\u7684\u8f14\u52a9\u7dda\u4f5c\u6cd5<\/span><\/p>\n

\u5e73\u884c\u56db\u908a\u5f62\u662f\u6700\u5e38\u898b\u7684\u7279\u6b8a\u56db\u908a\u5f62\u4e4b\u4e00\uff0c\u5b83\u6709\u8a31\u591a\u53ef\u4ee5\u5229\u7528\u6027\u8cea\uff0c\u70ba\u4e86\u5229\u7528\u9019\u4e9b\u6027\u8cea\u5f80\u5f80\u9700\u8981\u6dfb\u52a0\u8f14\u52a9\u7dda\u69cb\u9020\u5e73\u884c\u56db\u908a\u5f62.<\/p>\n

[@more@]<\/p>\n

1\uff0e\u5229\u7528\u4e00\u7d44\u5c0d\u908a\u5e73\u884c\u4e14\u76f8\u7b49\u69cb\u9020\u5e73\u884c\u56db\u908a\u5f62<\/span><\/p>\n

\u4f8b1 \u3001\u5982\u57161\uff0c\u5df2\u77e5\u9edeO\u662f\u5e73\u884c\u56db\u908a\u5f62ABCD\u7684\u5c0d\u89d2\u7ddaAC\u7684\u4e2d\u9ede\uff0c\u56db\u908a\u5f62OCDE\u662f\u5e73\u884c\u56db\u908a\u5f62.<\/span><\/p>\n

\u6c42\u8b49:OE\u8207AD\u4e92\u76f8\u5e73\u5206.<\/span><\/p>\n

\"\"<\/p>\n

\u5206\u6790:<\/p>\n

\u56e0\u70ba\u56db\u908a\u5f62OCDE\u662f\u5e73\u884c\u56db\u908a\u5f62,\u6240\u4ee5OC\/\/ED,OC=DE,\u53c8\u7531O\u662fAC\u7684\u4e2d\u9ede,\u5f97\u51faAO\/\/ED,AO=ED,\u5247\u56db\u908a\u5f62AODE\u662f\u5e73\u884c\u56db\u908a\u5f62,\u554f\u984c\u5f97\u8b49.<\/span><\/p>\n

\u8b49\u660e:\u9023\u7d50AE\u3001OD\uff0c\u56e0\u70ba\u662f\u56db\u908a\u5f62OCDE\u662f\u5e73\u884c\u56db\u908a\u5f62\uff0c<\/span>\u6240\u4ee5OC\/\/DE\uff0cOC=DE\uff0c\u56e0\u70ba0\u662fAC\u7684\u4e2d\u9ede\uff0c<\/span>\u6240\u4ee5A0\/\/ED\uff0cAO=ED,\u6240\u4ee5\u56db\u908a\u5f62AODE\u662f\u5e73\u884c\u56db\u908a\u5f62\uff0c\u6240\u4ee5AD\u8207OE\u4e92\u76f8\u5e73\u5206.<\/p>\n

\u8aaa\u660e\uff1a\u7576\u5df2\u77e5\u689d\u4ef6\u4e2d\u6d89\u53ca\u5230\u5e73\u884c\uff0c\u4e14\u8981\u6c42\u8b49\u7684\u7d50\u8ad6\u4e2d\u548c\u5e73\u884c\u56db\u908a\u5f62\u7684\u6027\u8cea\u6709\u95dc\uff0c\u53ef\u8a66\u901a\u904e\u6dfb\u52a0\u8f14\u52a9\u7dda\u69cb\u9020\u5e73\u884c\u56db\u908a\u5f62.<\/span><\/p>\n

2\uff0e\u5229\u7528\u5169\u7d44\u5c0d\u908a\u5e73\u884c\u69cb\u9020\u5e73\u884c\u56db\u908a\u5f62<\/span><\/span><\/p>\n

\u4f8b2\u3001\u5982\u57162\uff0c\u5728\u25b3ABC\u4e2d\uff0cE\u3001F\u70baAB\u4e0a\u5169\u9ede\uff0cAE=BF\uff0cED\/\/AC\uff0cFG\/\/AC\u4ea4BC\u5206\u5225\u70baD\uff0cG.\u6c42\u8b49:ED+FG=AC.<\/span><\/p>\n

\"\"<\/span><\/p>\n

 <\/p>\n

\u5206\u6790:\u8981\u8b49\u660eED+FG=AC,\u56e0\u70baDE\/\/AC,\u53ef\u4ee5\u7d93\u904e\u9edeE\u4f5cEH\/\/CD\u4ea4AC\u65bcH\u5f97\u5e73\u884c\u56db\u908a\u5f62,\u5f97ED=HC,\u7136\u5f8c\u6839\u64da\u4e09\u89d2\u5f62\u5168\u7b49,\u8b49\u660eFG=AH.<\/p>\n

\u8b49\u660e:\u904e\u9edeE\u4f5cEH\/\/BC,\u4ea4AC\u65bcH,\u56e0\u70baED\/\/AC,\u6240\u4ee5\u56db\u908a\u5f62CDEH\u662f\u5e73\u884c\u56db\u908a\u5f62,\u6240\u4ee5ED=HC,\u53c8FG\/\/AC,EH\/\/BC,\u6240\u4ee5\u2220AEH=\u2220B,\u2220A=\u2220BFG,\u53c8AE=BF,\u6240\u4ee5\u25b3AEH\u224c\u25b3FBG,<\/span>\u6240\u4ee5AH=FG,\u6240\u4ee5FG+DE=AH+HC=AC.<\/span><\/p>\n

\u8aaa\u660e\uff1a\u7576\u5716\u5f62\u4e2d\u6d89\u53ca\u5230\u4e00\u7d44\u5c0d\u908a\u5e73\u884c\u6642\uff0c\u53ef\u901a\u904e\u4f5c\u5e73\u884c\u7dda\u69cb\u9020\u53e6\u4e00\u7d44\u5c0d\u908a\u5e73\u884c\uff0c\u5f97\u5230\u5e73\u884c\u56db\u908a\u5f62\u89e3\u6c7a\u554f\u984c.<\/span><\/p>\n

3\uff0e\u5229\u7528\u5c0d\u89d2\u7dda\u4e92\u76f8\u5e73\u5206\u69cb\u9020\u5e73\u884c\u56db\u908a\u5f62<\/span><\/span><\/p>\n

\u4f8b3 \u3001\u5982\u57163\uff0c\u5df2\u77e5AD\u662f\u25b3ABC\u7684\u4e2d\u7dda\uff0cBE\u4ea4AC\u65bcE\uff0c\u4ea4AD\u65bcF\uff0c\u4e14AE=EF.\u6c42\u8b49BF=AC.<\/span><\/p>\n

\u5206\u6790\uff1a\u8981\u8b49\u660eBF=AC\uff0c\u4e00\u7a2e\u65b9\u6cd5\u662f\u5c07BF\u548cAC\u8b8a\u63db\u5230\u540c\u4e00\u500b\u4e09\u89d2\u5f62\u4e2d\uff0c\u5229\u7528\u7b49\u908a\u5c0d\u7b49\u89d2\uff1b\u53e6\u4e00\u7a2e\u65b9\u6cd5\u662f\u901a\u904e\u7b49\u91cf\u4ee3\u63db\uff0c\u5c0b\u627e\u548cBF\u3001AC\u76f8\u7b49\u7684\u76f8\u6bb5\u4ee3\u63db.\u5c0b\u627e\u76f8\u7b49\u7684\u7dda\u6bb5\u7684\u65b9\u6cd5\u4e00\u822c\u662f\u69cb\u9020\u5e73\u884c\u56db\u908a\u5f62.<\/span><\/p>\n

\u8b49\u660e\uff1a\u5ef6\u9577AD\u5230G\uff0c\u4f7fDG=AD\uff0c\u9023\u7d50BG\uff0cCG\uff0c<\/span>\u56e0\u70baBD=CD\uff0c\u6240\u4ee5\u56db\u908a\u5f62ABGC\u662f\u5e73\u884c\u56db\u908a\u5f62\uff0c\u6240\u4ee5AC=BG\uff0c<\/span>AC\/\/BG\uff0c\u6240\u4ee5\u22201=\u22204\uff0c\u56e0\u70baAE=EF\uff0c\u6240\u4ee5\u22201=\u22202\uff0c\u53c8\u22202=\u22203\uff0c\u6240\u4ee5\u22201=\u22204\uff0c\u6240\u4ee5BF=BG=AC.<\/span><\/p>\n

\"\"<\/span><\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u8aaa\u660e\uff1a\u672c\u984c\u901a\u904e\u5229\u7528\u5c0d\u89d2\u7dda\u4e92\u76f8\u5e73\u5206\u69cb\u9020\u5e73\u884c\u56db\u908a\u5f62\uff0c\u5be6\u969b\u4e0a\u662f\u63a1\u7528\u4e86\u5e73\u79fb\u6cd5\u69cb\u9020\u5e73\u884c\u56db\u908a\u5f62.\u7576\u5df2\u77e5\u4e2d\u9ede\u6216\u4e2d\u7dda\u61c9\u601d\u8003\u9019\u7a2e\u65b9\u6cd5.<\/p>\n

\u4e8c\u3001\u548c\u83f1\u5f62\u6709\u95dc\u7684\u8f14\u52a9\u7dda\u7684\u4f5c\u6cd5<\/span><\/span><\/p>\n

\u548c\u83f1\u5f62\u6709\u95dc\u7684\u8f14\u52a9\u7dda\u7684\u4f5c\u6cd5\u4e3b\u8981\u662f\u9023\u63a5\u83f1\u5f62\u7684\u5c0d\u89d2\u7dda\uff0c\u85c9\u52a9\u83f1\u5f62\u7684\u5224\u5b9a\u5b9a\u7406\u6216\u6027\u8cea\u5b9a\u5b9a\u7406\u89e3\u6c7a\u554f\u984c.<\/p>\n

\u4f8b4 \u3001\u5982\u57165\uff0c\u5728\u25b3ABC\u4e2d\uff0c\u2220ACB=90\u00b0\uff0c\u2220BAC\u7684\u5e73\u5206\u7dda\u4ea4BC\u65bc\u9edeD\uff0cE\u662fAB\u4e0a\u4e00\u9ede\uff0c\u4e14AE=AC\uff0cEF\/\/BC\u4ea4AD\u65bc\u9edeF\uff0c\u6c42\u8b49\uff1a\u56db\u908a\u5f62CDEF\u662f\u83f1\u5f62.<\/span><\/p>\n

\"\"<\/span><\/p>\n

 <\/p>\n

\u5206\u6790\uff1a\u8981\u8b49\u660e\u56db\u908a\u5f62CDEF\u662f\u83f1\u5f62\uff0c\u6839\u64da\u5df2\u77e5\u689d\u4ef6\uff0c\u672c\u984c\u6709\u5169\u7a2e\u5224\u5b9a\u65b9\u6cd5\uff0c\u4e00\u662f\u8b49\u660e\u56db\u908a\u76f8\u7b49\u7684\u56db\u908a\u5f62\u662f\u83f1\u5f62\uff0c\u4e8c\u662f\u8b49\u660e\u5c0d\u89d2\u7dda\u4e92\u76f8\u5782\u76f4\u5e73\u5206\u7684\u56db\u908a\u5f62\u662f\u83f1\u5f62.\u6839\u64daAD\u662f\u2220BAC\u7684\u5e73\u5206\u7dda\uff0cAE=AC\uff0c\u53ef\u901a\u904e\u9023\u63a5CE\uff0c\u69cb\u9020\u7b49\u8170\u4e09\u89d2\u5f62\uff0c\u85c9\u52a9\u4e09\u7dda\u5408\u4e00\u8b49\u660eAD\u5782\u76f4CE.\u6c42AD\u5e73\u5206CE.<\/p>\n

\u8b49\u660e\uff1a\u9023\u7d50CE\u4ea4AD\u65bc\u9edeO\uff0c\u7531AC=AE\uff0c\u5f97\u25b3ACE\u662f\u7b49\u8170\u4e09\u89d2\u5f62\uff0c<\/span>\u56e0\u70baAO\u5e73\u5206\u2220CAE\uff0c\u6240\u4ee5AO\u22a5CE\uff0c\u4e14OC=OE\uff0c\u56e0\u70baEF\/\/CD\uff0c\u6240\u4ee5\u22201=\u22202\uff0c<\/span>\u53c8\u56e0\u70ba\u2220EOF=\u2220COD\uff0c\u6240\u4ee5\u25b3DOC\u53ef\u4ee5\u770b\u6210\u7531\u25b3FOE\u7e5e\u9edeO\u65cb\u8f49\u800c\u6210\uff0c\u6240\u4ee5OF=OD\uff0c\u6240\u4ee5CE\u3001DF\u4e92\u76f8\u5782\u76f4\u5e73\u5206.\u6240\u4ee5\u56db\u908a\u5f62CDEF\u662f\u83f1\u5f62.<\/p>\n

\u4f8b5\u3001\u5982\u57166\uff0c\u56db\u908a\u5f62ABCD\u662f\u83f1\u5f62\uff0cE\u70ba\u908aAB\u4e0a\u4e00\u500b\u5b9a\u9ede\uff0cF\u662fAC\u4e0a\u4e00\u500b\u52d5\u9ede\uff0c\u6c42\u8b49EF+BF\u7684\u6700\u5c0f\u503c\u7b49\u65bcDE\u9577.<\/span><\/p>\n

\"\"<\/p>\n

\u5206\u6790\uff1a\u8981\u8b49\u660eEF+BF\u7684\u6700\u5c0f\u503c\u662fDE\u7684\u9577\uff0c\u53ef\u4ee5\u901a\u904e\u9023\u7d50\u83f1\u5f62\u7684\u5c0d\u89d2\u7ddaBD\uff0c\u85c9\u52a9\u83f1\u5f62\u7684\u5c0d\u89d2\u7dda\u4e92\u76f8\u5782\u76f4\u5e73\u5206\u5f97\u5230DF=BF\uff0c\u7136\u5f8c\u7d50\u5408\u4e09\u89d2\u5f62\u5169\u908a\u4e4b\u548c\u5927\u65bc\u7b2c\u4e09\u908a\u89e3\u6c7a\u554f\u984c.<\/span><\/p>\n

\u8b49\u660e\uff1a\u9023\u7d50BD\u3001DF.<\/span><\/p>\n

\u56e0\u70baAC\u3001BD\u662f\u83f1\u5f62\u7684\u5c0d\u89d2\u7dda\uff0c\u6240\u4ee5AC\u5782\u76f4BD\u4e14\u5e73\u5206BD\uff0c<\/span>\u6240\u4ee5BF=DF\uff0c\u6240\u4ee5EF+BF=EF+DF\u2265DE\uff0c\u82e5\u4e14\u552f\u82e5F\u904b\u52d5\u5230DE\u8207AC\u7684\u4ea4\u9edeG\u8655\u6642\uff0c\u4e0a\u5f0f\u7b49\u865f\u6210\u7acb\uff0c\u6240\u4ee5EF+BF\u7684\u6700\u5c0f\u503c\u6070\u597d\u7b49\u65bcDE\u7684\u9577.<\/span><\/p>\n

\u8aaa\u660e\uff1a\u83f1\u5f62\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u5e73\u884c\u56db\u908a\u5f62\uff0c\u548c\u83f1\u5f62\u7684\u6709\u95dc\u8b49\u660e\u984c\u6216\u8a08\u7b97\u984c\u4f5c\u8f14\u52a9\u7dda\u7684\u4e0d\u662f\u5f88\u591a\uff0c\u5e38\u898b\u7684\u5e7e\u7a2e\u8f14\u52a9\u7dda\u7684\u65b9\u6cd5\u6709\uff1a\uff081\uff09\u4f5c\u83f1\u5f62\u7684\u9ad8\uff1b\uff082\uff09\u9023\u7d50\u83f1\u5f62\u7684\u5c0d\u89d2\u7dda.<\/span><\/p>\n

\u4e09\u3001 \u8207\u77e9\u5f62\u6709\u8f14\u52a9\u7dda\u4f5c\u6cd5<\/span><\/span><\/p>\n

\u548c\u77e9\u5f62\u6709\u95dc\u7684\u984c\u578b\u4e00\u822c\u6709\u5169\u7a2e\uff1a<\/p>\n

\uff081\uff09\u8a08\u7b97\u578b\u984c\uff0c\u4e00\u822c\u901a\u904e\u4f5c\u8f14\u52a9\u7dda\u69cb\u9020\u76f4\u89d2\u4e09\u89d2\u5f62\u85c9\u52a9\u52fe\u80a1\u5b9a\u7406\u89e3\u6c7a\u554f\u984c\uff1b<\/span><\/p>\n

\uff082\uff09\u8b49\u660e\u6216\u63a2\u7d22\u984c\uff0c\u4e00\u822c\u9023\u7d50\u77e9\u5f62\u7684\u5c0d\u89d2\u7dda\u85c9\u52a9\u5c0d\u89d2\u7dda\u76f8\u7b49\u9019\u4e00\u6027\u8cea\u89e3\u6c7a\u554f\u984c.\u548c\u77e9\u5f62\u6709\u95dc\u7684\u8a66\u984c\u7684\u8f14\u52a9\u7dda\u7684\u4f5c\u6cd5\u8f03\u5c11.<\/span><\/p>\n

\u4f8b6\u3001\u5982\u57167\uff0c\u5df2\u77e5\u77e9\u5f62ABCD\u5167\u4e00\u9ede\uff0cPA=3\uff0cPB=4\uff0cPC=5.\u6c42 PD\u7684\u9577.<\/span><\/p>\n

\"\"<\/span><\/p>\n

 <\/p>\n

\u5206\u6790\uff1a\u8981\u5229\u7528\u5df2\u77e5\u689d\u4ef6\uff0c\u56e0\u70ba\u77e9\u5f62ABCD\uff0c\u53ef\u904eP\u5206\u5225\u4f5c\u5169\u7d44\u5c0d\u908a\u7684\u5e73\u884c\u7dda\uff0c\u69cb\u9020\u76f4\u89d2\u4e09\u89d2\u5f62\u85c9\u52a9\u52fe\u80a1\u5b9a\u7406\u89e3\u6c7a\u554f\u984c.<\/p>\n

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\"\"<\/p>\n

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