{"id":18093,"date":"2024-03-18T18:43:57","date_gmt":"2024-03-18T18:43:57","guid":{"rendered":"https:\/\/thanhsoicau68.com\/?p=18093"},"modified":"2024-03-18T18:43:57","modified_gmt":"2024-03-18T18:43:57","slug":"danh-lo-xien-choi-so-da-la-gi","status":"publish","type":"post","link":"https:\/\/thanhsoicau68.com\/danh-lo-xien-choi-so-da-la-gi\/","title":{"rendered":"\u0111\u00e1nh l\u00f4 xi\u00ean \u2013 ch\u01a1i s\u1ed1 \u0111\u00e1 l\u00e0 g\u00ec?"},"content":{"rendered":"
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C\u00f3 r\u1ea5t nhi\u1ec1u anh em c\u1ea3 mi\u1ec1n b\u1eafc v\u00e0 mi\u1ec1n nam \u0111\u1ec1u ch\u01a1i l\u00f4 \u0111\u1ec1. V\u1eady l\u00f4 \u0111\u1ec1 l\u00e0 g\u00ec? L\u00f4 \u0111\u1ec1 mi\u1ec1n b\u1eafc kh\u00e1c g\u00ec v\u1edbi mi\u1ec1n nam? B\u00e0i vi\u1ebft n\u00e0y ch\u00fang t\u00f4i xin \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p th\u1eafc m\u1eafc c\u1ee7a c\u00e1c b\u1ea1n v\u1ec1 \u0111\u00e1nh <\/strong>l\u00f4 xi\u00ean 2, l\u00f4 xi\u00ean 3 v\u00e0 c\u00e1ch \u0111\u00e1nh l\u00f4 c\u0169ng nh\u01b0 \u0111\u00e1nh \u0111\u1ec1 th\u1ebf n\u00e0o?<\/p>\n\n\n\n C\u00f3 b\u1ea1n h\u1ecfi t\u00f4i l\u00e0: \u0111\u00e1nh \u0111\u1ec1 3 ch\u00e2n l\u00e0 g\u00ec? N\u00f3 kh\u00e1c g\u00ec v\u1edbi \u0111\u00e1nh \u0111\u1ec1 th\u01b0\u1eddng?<\/p>\n\n\n\n T\u00f4i tr\u1ea3 l\u1eddi: \u201c\u0110\u1ec1 3 ch\u00e2n ch\u01a1i c\u0169ng gi\u1ed1ng \u0111\u1ec1 th\u01b0\u1eddng. Ch\u1ec9 kh\u00e1c \u1edf ch\u1ed7 \u00f4ng tr\u00fang 3 s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a gi\u1ea3i \u0111\u1eb7c bi\u1ec7t.\u201d<\/p>\n\n\n\n V\u00ed d\u1ee5: <\/strong>H\u00f4m nay t\u00f4i \u0111\u00e1nh \u0111\u1ec1 3 ch\u00e2n con 421 m\u1ed9t ng\u00e0n. V\u00ec gi\u1ea3i \u0111\u1eb7c bi\u1ec7t v\u1ec1 58421 <\/strong> n\u00ean t\u00f4i s\u1ebd tr\u00fang 400 ng\u00e0n (t\u1ef7 l\u1ec7 1 \u0103n 400). Gi\u1ea3 s\u1eed t\u00f4i \u0111\u00e1nh con 581 th\u00ec k\u1ebft qu\u1ea3 v\u1ea9n c\u00f3 s\u1ed1 21 \u1edf \u0111u\u00f4i n\u00ean t\u00f4i tr\u00fang 10 ng\u00e0n (khuy\u1ebfn m\u00e3i 1 \u0103n 10).<\/p>\n\n\n\n Theo k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 th\u00ec ta c\u00f3 8 gi\u1ea3i (k\u1ec3 c\u1ea3 gi\u1ea3i \u0111\u1eb7c bi\u1ec7t) v\u00e0 27 d\u00e3y s\u1ed1.<\/p>\n\n\n\n \u0110\u00e1nh l\u00f4 l\u00e0 b\u1ea1n d\u1ef1 \u0111o\u00e1n k\u1ebft qu\u1ea3 c\u1ee7a 2 con s\u1ed1 cu\u1ed1i c\u00f9ng trong b\u1ea5t k\u1ef3 k\u1ebft qu\u1ea3 n\u00e0y trong 27 d\u00e3y s\u1ed1.<\/p>\n\n\n\n V\u00ed d\u1ee5:<\/strong> T\u00f4i \u0111\u00e1nh con l\u00f4 28 : 1 \u0111i\u1ec3m=23 ng\u00e0n. M\u00e0 k\u1ebft k\u1ebft qu\u1ea3 x\u1ed5 s\u1ed1 c\u00f3 s\u1ed1 5028<\/strong> n\u00ean t\u00f4i s\u1ebd tr\u00fang \u0111\u01b0\u1ee3c 80 ng\u00e0n (m\u1ed7i \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 23 ng\u00e0n ti\u1ec1n \u0111\u00e1nh, \u0103n 80 ng\u00e0n).<\/p>\n\n\n\n Gi\u1ea3 s\u1eed t\u00f4i \u0111\u00e1nh con 90 : 1 \u0111i\u1ec3m. V\u00ec h\u00f4m nay ra hai con 2690<\/strong> v\u00e0 90<\/strong> n\u00ean t\u00f4i s\u1ebd \u0103n 80 x 2=160 ng\u00e0n (b\u1eafn l\u00f4 2 ph\u00e1t). T\u01b0\u01a1ng t\u1ef1, c\u00f3 3 d\u00e3y s\u1ed1 c\u00f3 s\u1ed1 cu\u1ed1i 90 th\u00ec t\u00f4i tr\u00fang 240 ng\u00e0n.<\/p>\n\n\n\n N\u1ebfu kh\u00f4ng tr\u00fang th\u00ec t\u00f4i s\u1ebd m\u1ea5t ti\u1ec1n.<\/p>\n\n\n\n1. \u0110\u00e1nh \u0111\u1ec1 3 ch\u00e2n l\u00e0 g\u00ec?<\/h2>\n\n\n\n
2. \u0110\u00e1nh l\u00f4 l\u00e0 g\u00ec?<\/h2>\n\n\n\n