Th\u1ee7 thu\u1eadt soi c\u1ea7u l\u00f4 tam gi\u00e1c ch\u00ednh x\u00e1c<\/h2>\n
\u0110\u1ea7u ti\u00ean v\u1ebd h\u00ecnh tam gi\u00e1c cho c\u00e1c b\u1ea1n d\u1ec5 h\u00ecnh dung. \u0110i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac c\u1ee7a h\u00ecnh tam gi\u00e1c n\u1eb1m t\u1ea1i c\u00e1c gi\u1ea3i nh\u01b0 sau:<\/p>\n M\u0169i tam gi\u00e1c h\u01b0\u1edbng v\u1ec1 gi\u1ea3i 6 (3 s\u1ed1 257).<\/p>\n C\u1ea1nh \u0111\u00e1y tam gi\u00e1c n\u1eb1m gi\u1eefa gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 gi\u1ea3i nh\u1ea5t<\/p>\n Hai c\u1ea1nh b\u00ean tam gi\u00e1c n\u1eb1m \u1edf gi\u1ea3i nh\u00ec (03677 \/ 91142)<\/p>\n Khi v\u1ebd khung h\u00ecnh xong, ta b\u1eaft \u0111\u1ea7u \u0111i v\u00e0o c\u00e1c b\u01b0\u1edbc t\u00ednh c\u1ee5 th\u1ec3<\/p>\n B\u01b0\u1edbc th\u1ee9 nh\u1ea5t: xem gi\u1ea3i nh\u1ea5t v\u00e0 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t c\u00f3 s\u00f3 n\u00e0o kh\u00e1c sao v\u1edbi c\u00e1c s\u1ed1 c\u00f2n l\u1ea1i.<\/p>\n V\u00ed d\u1ee5 trong h\u00ecnh c\u00f3 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t l\u00e0 03677 g\u1ed3m:<\/p>\n \u0110u\u00f4i c\u00f3 2 s\u1ed1 77: kh\u00f4ng l\u1ea5y<\/p>\n S\u1ed1 \u0111\u1ea7u v\u00e0 s\u1ed1 gi\u1eefa l\u00e0 0,6 c\u00f9ng l\u00e0 s\u1ed1 ch\u1eb5n: kh\u00f4ng l\u1ea5y<\/p>\n C\u00f2n l\u1ea1i s\u1ed1 3 kh\u00e1c bi\u1ec7t nh\u1ea5t: l\u1ea5y<\/p>\n Ti\u1ebfp t\u1ee5c x\u00e9t \u0111\u1ebfn gi\u1ea3i ti\u1ebfp theo l\u00e0 gi\u1ea3i nh\u1ea5t v\u1edbi s\u1ed1 91142:<\/p>\n C\u1eb7p 11 l\u1eb7p l\u1ea1i 2 s\u1ed1: kh\u00f4ng l\u1ea5y<\/p>\n \u0110u\u00f4i 4 v\u00e0 2 \u0111\u1ec1u l\u00e0 s\u1ed1 ch\u1eb5n: kh\u00f4ng l\u1ea5y<\/p>\n C\u00f2n l\u1ea1i s\u1ed1 9 l\u00e0 \u0111\u1eb7c bi\u1ec7t nh\u1ea5t: l\u1ea5y<\/p>\n Nh\u01b0 v\u1eady qua gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u00e0 gi\u1ea3i nh\u1ea5t, ta l\u1ea5y \u0111\u01b0\u1ee3c 2 con s\u1ed1 l\u00e0 3 \u2013 9<\/span><\/p>\n B\u01b0\u1edbc ti\u1ebfp theo: Nh\u00ecn v\u00e0o gi\u1ea3i nh\u00ec v\u00e0 gi\u1ea3i 6, ta th\u1ea5y \u0111\u01b0\u1eddng \u0111i b\u00ean ph\u1ea3i c\u1ee7a h\u00ecnh tam gi\u00e1c c\u1eaft 2 v\u00e0 7.<\/p>\n B\u01b0\u1edbc 3: Gh\u00e9p s\u1ed1. T\u1eeb b\u01b0\u1edbc th\u1ee9 nh\u1ea5t v\u00e0 b\u01b0\u1edbc th\u1ee9 hai, ta c\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ea7y \u0111\u1ee7 4 s\u1ed1: 3-9-2-7<\/span>. Ta ti\u1ebfn h\u00e0nh gh\u00e9p s\u1ed1 v\u00e0 ra k\u1ebft qu\u1ea3 nh\u01b0 sau:<\/p>\n 37 32 39 93 92 97 23 29 27 79 72 73<\/mark><\/p>\n Ta \u0111\u00e3 c\u00f3 trong tay \u0111\u1ea7y \u0111\u1ee7 khung 12 s\u1ed1 v\u00e0 \u0111\u1ec3 d\u00e0nh nu\u00f4i trong th\u1eddi gian t\u1eeb 2 \u0111\u1ebfn 3 ng\u00e0y.<\/p>\n Soi c\u1ea7u l\u00f4 tam gi\u00e1c \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 m\u1ed9t m\u1eb9o ch\u01a1i c\u00f3 th\u1ec3 r\u00fat ng\u1eafn th\u1eddi gian nh\u1ea5t c\u00f3 th\u1ec3. H\u1eefu \u00edch trong vi\u1ec7c t\u00ecm ra b\u1ea1ch th\u1ee7 l\u00f4 nhanh nh\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t. Sau \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 kinh nghi\u1ec7m soi c\u1ea7u mang \u0111\u1ebfn t\u1ef7 l\u1ec7 th\u00e0nh c\u00f4ng cao cho d\u00e2n c\u01b0\u1ee3c:<\/p>\n L\u00f4 gan t\u1ee9c l\u00e0 n\u00f3i nh\u1eefng s\u1ed1 l\u00f4 xu\u1ea5t hi\u1ec7n nhi\u1ec1u trong th\u1eddi gian 1 th\u00e1ng. Khi d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p soi l\u00f4 tam gi\u00e1c, b\u1ea1n c\u1ea7n k\u1ebft h\u1ee3p v\u01a1i l\u00f4 gan \u0111\u1ec3 mang v\u1ec1 t\u1ef7 l\u1ec7 th\u1eafng cao nh\u1ea5t.<\/p>\n \u0110\u1ed1i v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, b\u1ea1n c\u1ea7n xem l\u1ea1i k\u1ebft qu\u1ea3 v\u1eeba l\u1ecdc c\u00f3 thu\u1ed9c l\u00f4 gan hay kh\u00f4ng. N\u1ebfu b\u1ea1ch th\u1ee7 l\u00f4 b\u1ea1n v\u1eeba t\u00ecm \u0111\u01b0\u1ee3c b\u1eb1ng soi c\u1ea7u l\u00f4 tam gi\u00e1c kh\u00f4ng xu\u1ea5t hi\u1ec7n trong 10 ng\u00e0y. \u0110\u1ed3ng th\u1eddi s\u1ed1 n\u00e0y s\u1eafp \u0111\u1ebfn ng\u00e0y gan t\u1ed1i \u0111a. H\u00e3y s\u1eed d\u1ee5ng s\u1ed1 \u0111\u00f3 \u0111\u1ec3 c\u01b0\u1ee3c ngay v\u00ec kh\u1ea3 n\u0103ng n\u1ed5 l\u00e0 r\u1ea5t cao<\/p>\n Soi c\u1ea7u b\u1ea1c nh\u1edb l\u00e0 h\u00ecnh th\u1ee9c d\u1ef1a vo quy lu\u1eadt s\u1ed1 m\u00e0 nh\u1eefng ng\u01b0\u1eddi ch\u01a1i \u00f3 kinh nghi\u1ec7m \u0111\u00e3 theo d\u00f5i v\u00e0 t\u1ed5ng h\u1ee3p. Nh\u1edd v\u00e0o t\u1ea7n su\u1ea5t xu\u1ea5t hi\u1ec7n c\u1ee7a nh\u1eefng con s\u1ed1 n\u00e0y m\u00e0 ta c\u00f3 th\u1ec3 t\u00ecm ra con s\u1ed1 may m\u1eafn.<\/p>\n N\u1ebfu mu\u1ed1n soi c\u1ea7u l\u00f4 tam giac d\u1ec5 tr\u00fang, b\u1ea1n ph\u1ea3i k\u1ebft h\u1ee3p v\u1edbi b\u1ea1c nh\u1edb. S\u1ef1 k\u1ebft h\u1ee3p n\u00e0y, ng\u01b0\u1eddi ch\u01a1i s\u1ebd n\u1eafm \u0111\u01b0\u1ee3c xu h\u01b0\u1edbng \u0111\u1ec3 bi\u1ebft ch\u00ednh x\u00e1c l\u00f4 s\u1ebd n\u1ed5 ng\u00e0y n\u00e0o.<\/p>\n Vi\u1ec7c soi c\u1ea7u l\u00f4 \u0111\u1ec1 tam gi\u00e1c \u0111\u01b0\u1ee3c khuy\u1ebfn kh\u00edch nu\u00f4i trong 2 ng\u00e0y l\u00e0 h\u1ee3p l\u00fd nh\u1ea5t. V\u00ec \u0111\u00e2y l\u00e0 kho\u1ea3ng th\u1eddi gian mang v\u1ec1 hi\u1ec7u qu\u1ea3 cao.<\/p>\n Nh\u01b0ng b\u1ea1n v\u1eabn c\u00f3 th\u1ec3 nu\u00f4i 1 ng\u00e0y n\u1eefa l\u00e0 3 ng\u00e0y. N\u1ebfu m\u1edbi b\u1eaft \u0111\u1ea7u ch\u01a1i, b\u1ea1n n\u00ean \u00e1p d\u1ee5ng theo t\u1ef7 l\u1ec7 1:3:10. M\u1eb7c d\u00f9 t\u1ef7 l\u1ec7 kh\u00e1 th\u1ea5p nh\u01b0ng kh\u1ea3 n\u0103ng b\u1ea3o to\u00e0n v\u1ed1n r\u1ea5t cao. Tuy nhi\u00ean v\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng cho ra k\u1ebft qu\u1ea3 ngay. M\u00e0 \u0111\u00f2i h\u1ecfi s\u1ef1 ki\u00ean nh\u1eabn t\u1eeb b\u1ea1n<\/p>\n Soi c\u1ea7u tam gi\u00e1c l\u1ed9n \u0111u\u00f4i t\u1ee9c l\u00e0 b\u1ea1n s\u1ebd theo d\u00f5i b\u1ea3ng k\u1ebft qu\u1ea3 x\u1ed1 s\u1ed1. Tuy nhi\u00ean h\u01b0\u1edbng s\u1ef1 quan t\u00e2m \u0111\u1eb7c bi\u1ec7t \u0111\u1ebfn k\u1ebft qu\u1ea3 chung c\u1ee7a gi\u1ea3i 5 v\u00e0 gi\u1ea3i 6. T\u1eeb \u0111\u00f3, suy ra s\u1ed1 may m\u1eafn \u0111\u1ec3 soi l\u00f4. N\u1ebfu gi\u1ea3i 5 v\u00e0 gi\u1ea3i 6 tr\u00f9ng nhau th\u00ec ng\u01b0\u1eddi ch\u01a1i s\u1ebd l\u1ea5y s\u1ed1 gi\u1eefa \u0111\u1ec3 \u0111\u00e1nh.<\/p>\n L\u00f4 b\u1ea1ch th\u1ee7 \u0111\u01b0\u1ee3c t\u00ecm b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y n\u00ean nu\u00f4i khung t\u1eeb 3 ng\u00e0y li\u00ean ti\u1ebfp. \u0110\u1ed3ng th\u1eddi c\u1ea7n \u0111\u1ea3o l\u1ed9n l\u1ea1i v\u00e0 nu\u00f4i trong 3 ng\u00e0y c\u0169ng mang v\u1ec1 k\u1ebft qu\u1ea3 kh\u1ea3 quan<\/p>\n M\u1ed9t trong nh\u1eefng kinh nghi\u1ec7m soi c\u1ea7u tam gi\u00e1c d\u1ec5 tr\u00fang nh\u1ea5t th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c cao th\u1ee7 s\u1eed d\u1ee5ng l\u00e0 b\u1eaft l\u00f4 theo h\u00ecnh tam gi\u00e1c \u0111\u1ec1u. T\u1ee9c l\u00e0 c\u00e2n b\u1eafng c\u00e1c c\u1ea1nh v\u1ebd sao cho b\u1eb1ng nhau. Nh\u01b0 v\u1eady ta thu v\u1ec1 k\u1ebft qu\u1ea3 gi\u1ea3i nh\u1ea5t v\u00e0 gi\u1ea3i 3. T\u1eeb gi\u1ea3i 2, ta thu v\u1ec1 con s\u1ed1 kh\u00e1c bi\u1ec7t \u0111\u1ec3 gh\u00e9p v\u1edbi s\u1ed1 \u1edf gi\u1eefa. T\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 suy ra con s\u1ed1 \u0111\u00e1nh cho nh\u1eefng ng\u00e0y h\u00f4m sau<\/p>\n C\u00f3 th\u1ec3 th\u1ea5y soi c\u1ea7u l\u00f4 tam gi\u00e1c kh\u00f4ng kh\u00f3 v\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn s\u1ef1 t\u00ednh to\u00e1n. Nh\u01b0ng k\u1ebft qu\u1ea3 mang v\u1ec1 t\u01b0\u01a1ng \u0111\u1ed1i hi\u1ec7u qu\u1ea3 v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng n\u1ed5 cao. Hy v\u1ecdng chia s\u1ebb tr\u00ean \u0111\u00e2y s\u1ebd h\u1eefu \u00edch cho anh em!<\/p>\n <\/p>\n<\/div>\n![\"Cach](\"\/wp-content\/uploads\/2024\/09\/soi-cau-tam-giac-hinh-anh-1.jpg\" "\\"C\u00e1ch")
<\/figure>\nKinh nghi\u1ec7m soi l\u00f4 tam gi\u00e1c hi\u1ec7u qu\u1ea3<\/h2>\n
![\"\"](\"\/wp-content\/uploads\/2024\/09\/soi-cau-tam-giac-1.jpg\")
<\/p>\nK\u1ebft h\u1ee3p v\u1edbi l\u00f4 gan<\/h3>\n
Soi v\u1edbi b\u1ea1c nh\u1edb<\/h3>\n
K\u1ebft h\u1ee3p nu\u00f4i khung 3 ng\u00e0y<\/h3>\n
Soi c\u1ea7u tam gi\u00e1c l\u1ed9n \u0111u\u00f4i<\/h3>\n
![\"\"](\"\/wp-content\/uploads\/2024\/09\/Soi-cau-lo-tam-giac-la-gi.jpg\")
<\/p>\nB\u1eaft l\u00f4 h\u00ecnh tam gi\u00e1c \u0111\u1ec1u<\/h3>\n
![\"\"](\"\/wp-content\/uploads\/2024\/10\/vietnam_640-300x225.png\")
\u0103n s\u1ed1 cao c\u1ea5p <\/h3>\n
![\"\"](\"\/wp-content\/uploads\/2024\/09\/01ced744ea38ab24bd06fcb916845d6d.gif\")
![\"\"](\"\/wp-content\/uploads\/2024\/10\/madbars-1.gif\")
<\/td>\n<\/tr>\n![\"\"](\"\/wp-content\/uploads\/2024\/09\/24-7-icon-300x300.png\"){kind=icon}
![\"\"](\"\/wp-content\/uploads\/2024\/09\/idea-icon-72x72.jpg\"){kind=icon}
<\/td>\n<\/tr>\n![\"\"](\"\/wp-content\/uploads\/2024\/09\/clickicon.gif\")
<\/td>\n<\/tr>\n![\"\"](\"\/wp-content\/uploads\/2024\/09\/0000000000000000000.gif\")
![\"\"](\"\/wp-content\/uploads\/2024\/09\/713ece43aafbb08a67808d1381ea982c.gif\")
<\/td>\n<\/tr>\n