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HomeLớp 2Toán lớp 2 - Sách Kết nối tri thứcBài 27: Thực hành gấp, cắt, ghép, xếp hình. Vẽ đoạn thẳngBài tập cơ bản
{"common":{"save":0,"post_id":"4236","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2379","post_id":"4236","mon_id":"11445","chapter_id":"11475","question":"<p>N\u1ebfu c\u1eaft h&igrave;nh vu&ocirc;ng theo \u0111\u01b0\u1eddng n&eacute;t \u0111\u1ee9t (nh\u01b0 h&igrave;nh v\u1ebd) th&igrave; thu \u0111\u01b0\u1ee3c m\u1ea5y h&igrave;nh tam gi&aacute;c?<\/p><p><span class=\"svgedit\"><svg height=\"168\" width=\"173\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g>&lt;title&gt;&lt;\/title><rect fill=\"#fff\" height=\"170\" id=\"canvas_background\" width=\"175\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g>&lt;title&gt;&lt;\/title><image height=\"159\" id=\"svg_1\" width=\"165\" x=\"4.5\" xlink:href=\"data:image\/png;base64,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\" y=\"5.5\"><\/image> <\/g> <\/svg><\/span><\/p>","options":["2 h&igrave;nh tam gi&aacute;c ","1 h&igrave;nh tam gi&aacute;c","3 h&igrave;nh tam gi&aacute;c ","4 h&igrave;nh tam gi&aacute;c"],"correct":"1","level":"1","hint":"<p>Con h&atilde;y&nbsp;t\u1ef1 th\u1ef1c h&agrave;nh theo y&ecirc;u c\u1ea7u c\u1ee7a \u0111\u1ec1 b&agrave;i nh&eacute;!<\/p>","answer":"<p>Sau khi c\u1eaft theo \u0111\u01b0\u1eddng n&eacute;t \u0111\u1ee9t nh\u01b0 y&ecirc;u c\u1ea7u, ta thu \u0111\u01b0\u1ee3c 2 h&igrave;nh tam gi&aacute;c l&agrave; h&igrave;nh (1) v&agrave; h&igrave;nh (2)<\/p><p><span class=\"svgedit\"><svg height=\"162\" width=\"172\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g> &lt;title&gt;&lt;\/title&gt; <rect fill=\"#fff\" height=\"164\" id=\"canvas_background\" width=\"174\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> &lt;title&gt;&lt;\/title&gt; <image height=\"157\" id=\"svg_1\" width=\"165\" x=\"2.5\" xlink:href=\"data:image\/png;base64,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\" y=\"4.5\"><\/image> <\/g> <\/svg><\/span><\/p><p>V\u1eady ta ch\u1ecdn \u0111&aacute;p &aacute;n l&agrave;: <span style=\"color:#3498db;\">2 h&igrave;nh tam gi&aacute;c<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"125","test":"1","date":"2021-07-31 05:22:05","option_type":"txt","len":2},{"id":"2380","post_id":"4236","mon_id":"11445","chapter_id":"11475","question":"<p>Cho 4 \u0111i\u1ec3m nh\u01b0 sau<\/p><p><span class=\"svgedit\"><svg height=\"141\" width=\"327\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g>&lt;title&gt;&lt;\/title><rect fill=\"#fff\" height=\"143\" id=\"canvas_background\" width=\"329\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g>&lt;title&gt;&lt;\/title><image height=\"120\" id=\"svg_1\" stroke=\"null\" width=\"319\" x=\"4\" xlink:href=\"data:image\/png;base64,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\" y=\"5\"><\/image> <\/g> <\/svg><\/span><\/p><p><span style=\"color:#2980b9;\">D&ugrave;ng th\u01b0\u1edbc k\u1ebb \u0111\u1ec3 n\u1ed1i \u0111i\u1ec3m A v\u1edbi \u0111i\u1ec3m B, r\u1ed3i t\u1eeb \u0111i\u1ec3m B n\u1ed1i v\u1edbi \u0111i\u1ec3m C, ti\u1ebfp t\u1ee5c t\u1eeb \u0111i\u1ec3m C n\u1ed1i v\u1edbi \u0111i\u1ec3m D. K\u1ebft qu\u1ea3 s\u1ebd \u0111\u01b0\u1ee3c h&igrave;nh n&agrave;o sau \u0111&acirc;y?<\/span><\/p>","options":["<strong>1. <\/strong>H&igrave;nh ch\u1eef nh\u1eadt ABCD","<strong>2. <\/strong>H&igrave;nh t\u1ee9 gi&aacute;c ABCD","<strong>3.<\/strong> \u0110\u01b0\u1eddng g\u1ea5p kh&uacute;c ABCD","<strong>4.<\/strong> \u0110\u01b0\u1eddng th\u1eb3ng AD"],"correct":"3","level":"1","hint":"<p>- Ch\u1ea5m 4 \u0111i\u1ec3m nh\u01b0 h&igrave;nh v&agrave;o gi\u1ea5y c\u1ee7a con.<\/p><p>- D&ugrave;ng th\u01b0\u1edbc k\u1ebb n\u1ed1i c&aacute;c \u0111i\u1ec3m v\u1edbi nhau r\u1ed3i quan s&aacute;t nh&eacute;!<\/p>","answer":"<p>Khi n\u1ed1i c&aacute;c \u0111i\u1ec3m theo y&ecirc;u c\u1ea7u \u0111\u1ec1 b&agrave;i, ta \u0111\u01b0\u1ee3c h&igrave;nh sau l&agrave; h&igrave;nh g\u1ea5p kh&uacute;c<\/p><p><span class=\"svgedit\"><svg height=\"139\" width=\"336\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g> &lt;title&gt;&lt;\/title&gt; <rect fill=\"#fff\" height=\"141\" id=\"canvas_background\" width=\"338\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> &lt;title&gt;&lt;\/title&gt; <image height=\"126\" id=\"svg_1\" stroke=\"null\" width=\"337.00001\" x=\"8\" 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y=\"7.5\"><\/image> <\/g> <\/svg><\/span><\/p><p>V\u1eady ta ch\u1ecdn \u0111&aacute;p &aacute;n l&agrave;&nbsp;<span style=\"color:#16a085;\"><strong>3.<\/strong> \u0110\u01b0\u1eddng g\u1ea5p kh&uacute;c ABCD<\/span><strong><span style=\"color:#16a085;\"><\/span><\/strong><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"125","test":"1","date":"2021-07-31 05:48:18","option_type":"txt","len":2},{"id":"2382","post_id":"4236","mon_id":"11445","chapter_id":"11475","question":"<p>Cho c&aacute;c&nbsp;\u0111i\u1ec3m sau<\/p><p><span class=\"svgedit\"><svg height=\"134\" width=\"344\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g>&lt;title&gt;&lt;\/title><rect fill=\"#fff\" height=\"136\" id=\"canvas_background\" width=\"346\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g>&lt;title&gt;&lt;\/title><image height=\"128\" id=\"svg_1\" width=\"350\" x=\"3\" 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9g74Ng8h30RATEzNjxgzB3a+pqamZmZm0AMOFtb18xxuvPffOkfoGu0ajCQvT2lvP\/mPXnze9uqO83XfrZvATeB8yGAyrVq264ks7JkyYsHv3bjLcoI1gWGCNhS+su0EWknzdsnfPlOgddqvdbrt47qM\/rEgkF4\/URa8eq3HRpjAovH4OhTdCQ0NJB4H8Xy0WS3BwMBliZGdnP\/DAAwsXLsT9EcMKbzqx94UNb37BjX\/ohWfW3JSpkkpl5JcqIj0xMfhiQeG3baqp18+cmDwCe+0HjU+3PPVoaGiorKzsuS0\/IyMjLi4O99gNN8aCtSsffeOo6r\/\/snXj0pQgWnuJ29Z+5pP3z9h1026aOz5J5dN9N3C5QYgGGPbspa\/f9cjbFY4Fr297am5aMK0leBFLBpZWE6eQS4OVyIXBhH998Dm2q6G2w+mKToqPU1+5MCUWi6RhYXLkwqDDAQCf48ydHebOZo5z8ld8sycjYn7inl7wNUQD+J6YuXRjLsfxrA+\/fhz6BtEAPseoIqM02hiGUUiE7\/PnbDab1eEi2UErwPcQDeBz0pDoUVq5tF2vbzJf\/Xh1ruvi8e1vbfvgs9IOm\/DD7sAXEA3ge8q4zJQoSUvdV\/nFTR5a96Ou4s82\/enpzQeO1jmcOD0HD\/7tYRBos+5ckBUXcurdt3Z98R2t+x6vr\/nwzVc\/bDSpx47NiAzD6Tl4fLobEqAHoxiVEs1Yy\/btzjt1MWhSYnSYinE67IaKT197NnfXl+5ZazZtWDMzAjtkBxG2PMEgcbc2HN\/22tY9h8rDNbr41FEM42k4f7672Zo5++6HHvvt1ITLN0mCzyEaYBBZm4r3bX1x95HydmsQiQa7Ysyc6YvvW33b2OjLtkjCoEA0wCCzNJ1vbu+0cBIRyyijRkWP1OCx+UMBogEABGAKGAAEIBoAQACiAQAEIBoAQACiAQCuIhL9C3NZFQe5Cq51AAAAAElFTkSuQmCC\" y=\"3\"><\/image> <\/g> <\/svg><\/span><\/p><p><span style=\"color:#2980b9;\">D&ugrave;ng th\u01b0\u1edbc k\u1ebb \u0111\u1ec3 n\u1ed1i \u0111i\u1ec3m A v\u1edbi \u0111i\u1ec3m B, r\u1ed3i t\u1eeb \u0111i\u1ec3m B n\u1ed1i v\u1edbi \u0111i\u1ec3m D, ti\u1ebfp t\u1ee5c t\u1eeb \u0111i\u1ec3m D&nbsp;n\u1ed1i v\u1edbi \u0111i\u1ec3m C, cu\u1ed1i c&ugrave;ng n\u1ed1i t\u1eeb \u0111i\u1ec3m C v\u1ec1 \u0111i\u1ec3m A. K\u1ebft qu\u1ea3 s\u1ebd \u0111\u01b0\u1ee3c h&igrave;nh n&agrave;o?<\/span><\/p>","options":["<strong>1.<\/strong> H&igrave;nh t\u1ee9 gi&aacute;c ABCD","<strong>2.<\/strong> H&igrave;nh tam gi&aacute;c ABD","<strong>3. <\/strong>H&igrave;nh ch\u1eef nh\u1eadt ABCD","<strong>4.<\/strong> H&igrave;nh vu&ocirc;ng ABCD"],"correct":"1","level":"1","hint":"","answer":"<p>Sau khi n\u1ed1i theo y&ecirc;u c\u1ea7u \u0111\u1ec1 b&agrave;i, ta \u0111\u01b0\u1ee3c h&igrave;nh v\u1ebd sau:&nbsp;<\/p><p><span class=\"svgedit\"><svg height=\"126\" width=\"344\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g> &lt;title&gt;&lt;\/title&gt; <rect fill=\"#fff\" height=\"128\" id=\"canvas_background\" width=\"346\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> &lt;title&gt;&lt;\/title&gt; 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y=\"2\"><\/image> <\/g> <\/svg><\/span><\/p><p>V\u1eady \u0111&aacute;p &aacute;n ta ch\u1ecdn l&agrave;: <span style=\"color:#16a085;\"><strong>1.&nbsp;H&igrave;nh t\u1ee9 gi&aacute;c ABCD<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"125","test":"1","date":"2021-07-31 07:23:34","option_type":"txt","len":2}]}
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  • Lớp 9
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  • Trung học phổ thông
  • Lớp 10
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    • Hóa học 10
  • Lớp 11
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