<\/span><\/h3>\nl\u00fac\u00a0<\/span>xem t\u01b0\u1edbng\u00a0h\u00f9ng k\u00ea \u0111\u1ea1i chi\u1ebfn\u00a0<\/span>,\u00a0tr\u01b0\u1edbc ti\u00ean<\/span>\u00a0ph\u1ea3i xem \u0111\u1ea7u v\u00e0 m\u1eb7t\u00a0g\u00e0 ch\u1ecdi\u00a0<\/span>.\u00a0do<\/span>\u00a0m\u1eb7t v\u00e0 \u0111\u1ea7u s\u1ebd l\u00e0 n\u01a1i to\u00e1t l\u00ean kh\u00ed ch\u1ea5t c\u1ee7a\u00a01<\/span>\u00a0ch\u1ecdi g\u00e0\u00a0<\/span>th\u1ef1c th\u1ee5\u00a0<\/span>.<\/p>\nm\u1ed9t<\/span>\u00a0ch\u01a1i \u0111\u00e1 g\u00e0<\/span>\u00a0chi\u1ebfn k\u00ea\u00a0<\/span>r\u1ebb<\/span>\u00a0ph\u1ea3i\u00a0v\u1edbi<\/span>\u00a0g\u01b0\u01a1ng m\u1eb7t\u00a0<\/span>l\u00ec l\u1ee3m, \u0111\u00f4i m\u1eaft\u00a0tinh anh\u00a0<\/span>,\u00a0g\u01b0\u01a1ng m\u1eb7t<\/span>\u00a0s\u00e1ng s\u1ee7a<\/span>.\u00a0m\u1edbi\u00a0<\/span>to\u00e1t l\u00ean \u0111\u01b0\u1ee3c kh\u00ed ch\u1ea5t c\u1ee7a\u00a0m\u1ed9t\u00a0<\/span>g\u00e0\u00a0<\/span>\u0111\u1eb3ng c\u1ea5p\u00a0<\/span>.<\/p>\n\n
<\/span>Xem t\u01b0\u1edbng\u00a0ch\u01a1i \u0111\u00e1 g\u00e0\u00a0<\/span>\u2013 Nh\u1ea5t th\u1ee7<\/span><\/h3>\n<\/div>\nkhi\u00a0<\/span>m\u1ecdi ng\u01b0\u1eddi xem t\u01b0\u1edbng\u00a0chi\u1ebfn k\u00ea<\/span>.\u00a0nh\u1eefng\u00a0<\/span>s\u01b0 k\u00ea c\u1ea7n\u00a0l\u01b0u \u00fd<\/span>\u00a0t\u1edbi\u00a0<\/span>nh\u1eefng<\/span>\u00a0y\u00eau t\u1ed1 sau. \u0110\u1ec3\u00a0c\u00f3<\/span>\u00a0th\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c\u00a0ch\u1ecdi g\u00e0\u00a0<\/span>t\u1ed1t<\/span>.\u00a0\u00a0m\u1ed9t<\/span>\u00a0g\u00e0 ch\u1ecdi<\/span>\u00a0ti\u1ec1m n\u0103ng\u00a0trong kho\u1ea3ng th\u1eddi gian d\u00e0i<\/span>.<\/p>\n<\/span>M\u1eb7t\u00a0g\u00e0<\/span><\/span><\/h3>\nkhi<\/span>\u00a0ch\u1ecdn\u00a0g\u00e0\u00a0<\/span>v\u1edbi\u00a0<\/span>mong mu\u1ed1n ch\u1ecdn \u0111\u01b0\u1ee3c\u00a0ch\u01a1i \u0111\u00e1 g\u00e0\u00a0<\/span>t\u1ed1t\u00a0<\/span>. S\u01b0 k\u00ea c\u1ea7n ch\u1ecdn\u00a0nh\u1eefng\u00a0<\/span>con\u00a0s\u1edf h\u1eefu<\/span>\u00a0m\u1eb7t h\u00ecnh tam gi\u00e1c. Ho\u1eb7c m\u1eb7t h\u00ecnh \u00f3, b\u1ecfi ch\u00fang th\u01b0\u1eddng\u00a0v\u1edbi\u00a0<\/span>t\u00ednh\u00a0anh d\u0169ng\u00a0<\/span>v\u00e0\u00a0kh\u00e1\u00a0<\/span>d\u1eef d\u00e0n\u00a0l\u00fac\u00a0<\/span>\u0111\u00e1 g\u00e0<\/span>.<\/p>\ng\u00e0\u00a0<\/span>ph\u1ea3i\u00a0s\u1edf h\u1eefu<\/span>\u00a0da m\u1eb7t b\u00f3ng \u0111\u1ecf,\u00a0nh\u00ec\u00a0<\/span>m\u00e1 ph\u00ecnh\u00a0b\u00e9o\u00a0<\/span>. X\u01b0\u01a1ng s\u1ecd c\u1ee7a\u00a0ch\u1ecdi g\u00e0\u00a0<\/span>nh\u1ecf d\u1ea1i\u00a0<\/span>h\u01a1n c\u01b0\u01a1ng g\u00f2 m\u00e1.\u00a0c\u00e1c<\/span>\u00a0s\u01b0 k\u00ea\u00a0chi\u1ebfm h\u1eefu\u00a0<\/span>th\u1ec3\u00a0r\u00e0 so\u00e1t\u00a0<\/span>b\u1eb1ng\u00a0c\u00e1ch\u00a0<\/span>nh\u00ecn\u00a0ch\u01a1i \u0111\u00e1 g\u00e0\u00a0<\/span>t\u1eeb\u00a0<\/span>tr\u00ean cu\u1ed1ng.\u00a0v\u00ed nh\u01b0\u00a0<\/span>x\u01b0\u01a1ng s\u1ecd\u00a0m\u1eadp\u00a0<\/span>h\u01a1n x\u01b0\u01a1ng g\u00f2 m\u00e1 th\u00ec\u00a0ch\u1eafc ch\u1eafn\u00a0<\/span>l\u00e0\u00a0m\u1ed9t<\/span>con\u00a0\u0111\u00e1 g\u00e0\u00a0<\/span>v\u1edbi<\/span>\u00a0t\u1ed1 ch\u1ea5t.<\/p>\n<\/span>M\u1eaft\u00a0chi\u1ebfn k\u00ea<\/span><\/span><\/h3>\nN\u00ean ch\u1ecdn\u00a0ch\u01a1i \u0111\u00e1 g\u00e0\u00a0<\/span>chi\u1ebfm h\u1eefu\u00a0<\/span>h\u1ed1c m\u1eaft cao.\u00a0v\u00ec\u00a0<\/span>l\u00fac<\/span>\u00a0\u0111i\u00a0h\u00f9ng k\u00ea \u0111\u1ea1i chi\u1ebfn<\/span>\u00a0n\u00f3 s\u1ebd\u00a0s\u1edf h\u1eefu\u00a0<\/span>th\u1ec3\u00a0ki\u1ec3m so\u00e1t an ninh\u00a0<\/span>\u0111\u01b0\u1ee3c m\u1eaft\u00a0chi\u1ebfn k\u00ea\u00a0<\/span>tr\u01b0\u1edbc\u00a0nh\u1eefng\u00a0<\/span>\u0111\u00f2n \u0111\u00e1 c\u1ee7a \u0111\u1ed1i t\u1ee7.\u00a0kh\u00e1c bi\u1ec7t\u00a0<\/span>l\u00e0\u00a0nh\u1eefng\u00a0<\/span>gi\u1ed1ng\u00a0h\u00f9ng k\u00ea \u0111\u1ea1i chi\u1ebfn<\/span>\u00a0chuy\u00ean \u0111\u00e1 \u0111\u1ea7u.<\/p>\nN\u00ean ch\u1ecdn\u00a0h\u00f9ng k\u00ea \u0111\u1ea1i chi\u1ebfn\u00a0<\/span>v\u1edbi\u00a0<\/span>ph\u1ea7n \u0111u\u00f4i m\u1eaft, m\u1eaft s\u00e1ng v\u00e0 trong. To\u00e1t ra \u0111\u01b0\u1ee3c s\u1ef1\u00a0ranh m\u00e3nh\u00a0<\/span>v\u00e0\u00a0nhanh nh\u1eb9n\u00a0<\/span>. M\u1eaft\u00a0nh\u1ecf d\u1ea1i<\/span>\u00a0l\u00e0\u00a0th\u1ea5p\u00a0<\/span>nh\u1ea5t,\u00a0do\u00a0<\/span>l\u00fac<\/span>\u00a0g\u00e0\u00a0<\/span>. Ch\u00fang\u00a0chi\u1ebfm h\u1eefu\u00a0<\/span>th\u1ec3 \u00edt b\u1ecb\u00a0th\u01b0\u01a1ng t\u1ed5n<\/span>\u00a0h\u01a1n\u00a0khi<\/span>\u00a0giao \u0111\u1ea5u\u00a0<\/span>v\u1edbi\u00a0<\/span>\u0111\u1ecbch th\u1ee7\u00a0<\/span>.<\/p>\n<\/span>M\u00e0o\u00a0chi\u1ebfn k\u00ea\u00a0<\/span>(m\u1ed3ng g\u00e0)<\/span><\/h3>\nkhi\u00a0<\/span>xem t\u01b0\u1edbng\u00a0ch\u1ecdi g\u00e0\u00a0<\/span>\u0111\u00e1, th\u00ec c\u0169ng\u00a0ko\u00a0<\/span>n\u00ean\u00a0b\u1ecf l\u1ee1<\/span>\u00a0vi\u1ec7c xem t\u01b0\u1edbng m\u1ed3ng\u00a0g\u00e0 ch\u1ecdi\u00a0<\/span>. M\u1ed7i gi\u1ed1ng\u00a0g\u00e0\u00a0<\/span>th\u01b0\u1eddng h\u1ee3p\u00a0v\u1edbi\u00a0<\/span>m\u1ed9t\u00a0<\/span>s\u1ed1\u00a0c\u00e1i<\/span>m\u1ed3ng\u00a0g\u00e0\u00a0<\/span>nh\u1ea5t m\u1ef1c\u00a0<\/span>.\u00a0Ngo\u00e0i ra\u00a0<\/span>c\u00e1c<\/span>\u00a0m\u1eabu\u00a0<\/span>m\u1ed3ng vua, m\u1ed3ng l\u00e1, m\u1ed3ng ch\u1ec9 thi\u00ean hay m\u00e0o c\u00f4ng. L\u00e0\u00a0nh\u1eefng\u00a0<\/span>lo\u1ea1i<\/span>\u00a0m\u1ed3ng\u00a0h\u00f9ng k\u00ea \u0111\u1ea1i chi\u1ebfn\u00a0<\/span>, m\u00e0o\u00a0g\u00e0\u00a0<\/span>ph\u1ea3i ch\u0103ng\u00a0<\/span>.\u00a0c\u00e1c<\/span>\u00a0chi\u1ebfn k\u00ea<\/span>\u00a0ho\u00e0n h\u1ea3o\u00a0<\/span>hi\u1ec7n n\u00e0y th\u01b0\u1eddng\u00a0s\u1edf h\u1eefu<\/span>\u00a0nh\u1eefng<\/span>\u00a0lo\u1ea1i\u00a0<\/span>m\u1ed3ng\u00a0ch\u1ecdi g\u00e0\u00a0<\/span>n\u00e0y.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n