{"id":25506,"date":"2021-12-24T17:05:46","date_gmt":"2021-12-24T10:05:46","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=25506"},"modified":"2021-12-24T17:05:46","modified_gmt":"2021-12-24T10:05:46","slug":"bai-so-14-do-vui-luyen-tri-thong-minh","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/bai-so-14-do-vui-luyen-tri-thong-minh\/","title":{"rendered":"B\u00c0I S\u1ed0 14 – \u0110\u1ed1 vui luy\u1ec7n tr\u00ed th\u00f4ng minh"},"content":{"rendered":"

<\/a>C\u00c2U 1:<\/h3>\n

H\u00ecnh n\u00e0o kh\u00e1c h\u00ecnh c\u00f2n l\u1ea1i?<\/p>\n

\"28_1.jpg\"<\/p>\n

<\/a>C\u00c2U 2:<\/h3>\n

Con b\u00f2 \u0111ang \u0111\u1ee9ng tr\u00ean 1 b\u00e3i c\u1ecf r\u1ed9ng, g\u1ea7n n\u00f3 c\u00f3 1 g\u1ed1c c\u00e2y v\u00e0 1 s\u1ee3i d\u00e2y th\u1eebng bu\u1ed9c v\u00e0o g\u1ed1c c\u00e2y, h\u1ecfi con b\u00f2 c\u00f3 \"28_2.jpg\" th\u1ec3 \u0103n \u0111\u01b0\u1ee3c kho\u1ea3ng c\u1ecf r\u1ed9ng bao nhi\u00eau?<\/p>\n

<\/a>C\u00c2U 3:<\/h3>\n

\u0110\u1ed1 c\u00e1c b\u1ea1n: Trong m\u1ed9t c\u0103n ph\u00f2ng c\u00f3 duy nh\u1ea5t m\u1ed9t b\u00f4ng hoa th\u1eadt c\u00f2n l\u1ea1i l\u00e0 to\u00e0n hoa gi\u1ea3. C\u00e1c b\u00f4ng hoa gi\u1ea3 gi\u1ed1ng h\u1ec7t hoa th\u1eadt c\u1ea3 v\u1ec1 h\u01b0\u01a1ng v\u00e0 s\u1eafc, tr\u00f4ng b\u1ec1 ngo\u00e0i r\u1ea5t kh\u00f3 nh\u1eadn ra. V\u1eady l\u00e0m c\u00e1ch n\u00e0o c\u00f3 th\u1ec3 nh\u1eadn ra \u0111\u01b0\u1ee3c \u0111\u00e2u l\u00e0 b\u00f4ng hoa th\u1eadt khi ch\u1ec9 \u0111\u01b0\u1ee3c ph\u00e9p nh\u00ecn b\u1eb1ng m\u1eaft?.<\/p>\n

<\/a>C\u00c2U 4:<\/h3>\n

M\u1ed9t gia \u0111\u00ecnh, nh\u00e2n ng\u00e0y l\u1ec5, \u0111em m\u1ed9t s\u1ed1 b\u00e1nh \u0111i chia cho 100 gia \u0111\u00ecnh. C\u1ee9 t\u1edbi m\u1ed9t gia \u0111\u00ecnh, h\u1ecd l\u1ea1i chia cho 1\/2 s\u1ed1 b\u00e1nh v\u00e0 l\u1ea5y l\u1ea1i m\u1ed9t c\u00e1i, c\u1ee9 th\u1ebf \u0111\u1ebfn gia \u0111\u00ecnh th\u1ee9 100. H\u1ecfi h\u1ecd c\u00f3 th\u1ec3 mang \u0111i t\u1ed1i thi\u1ec3u bao nhi\u00eau c\u00e1i b\u00e1nh?<\/p>\n

H\u01af\u1edaNG D\u1eaaN – B\u00c0I GI\u1ea2I – \u0110\u00c1P S\u1ed0<\/h1>\n

<\/a>B\u00c0I S\u1ed0 14<\/h2>\n

<\/a>C\u00c2U 1:<\/h3>\n

a.<\/p>\n

\"126_1.jpg\"<\/p>\n

b.<\/p>\n

\"126_2.jpg\"<\/p>\n

B\u00e0i gi\u1ea3i:<\/p>\n

a. H\u00ecnh kh\u00e1c c\u00e1c h\u00ecnh c\u00f2n l\u1ea1i l\u00e0 h\u00ecnh B, v\u00ec c\u00e1c h\u00ecnh kh\u00e1c \u0111\u1ec1u c\u00f3 5 tam gi\u00e1c, ri\u00eang h\u00ecnh B c\u00f3 6 tam gi\u00e1c.<\/p>\n

b. H\u00ecnh D l\u00e0 h\u00ecnh kh\u00e1c nh\u1eefng h\u00ecnh c\u00f2n l\u1ea1i v\u00ec c\u00e1c h\u00ecnh \u0111\u1ec1u l\u1ea5y \u0111i m\u1ed9t ph\u1ea7n t\u01b0, ri\u00eang h\u00ecnh D l\u1ea5y \u0111i m\u1ed9t ph\u1ea7n hai.<\/p>\n

<\/a>C\u00c2U 2:<\/h3>\n

\u0102n c\u1ea3 \u0111\u1ed3ng c\u1ecf n\u1ebfu n\u00f3 \u0111\u1ee7 s\u1ee9c v\u00ec d\u00e2y bu\u1ed9c v\u00e0o g\u1ed1c c\u00e2y ch\u1ee9 kh\u00f4ng bu\u1ed9c n\u00f3.<\/p>\n

<\/a>C\u00c2U 3:<\/h3>\n

Hoa th\u1eadt s\u1ebd h\u00e9o, n\u00ean d\u1ec5 d\u00e0ng nh\u1eadn ra ngay.<\/p>\n

<\/a>C\u00c2U 4:<\/h3>\n

\u0110\u00e1p s\u1ed1:<\/p>\n

2 c\u00e1i, v\u00ec c\u1ee9 t\u1edbi 1 gia \u0111\u00ecnh h\u1ecd chia cho gia \u0111\u00ecnh \u0111\u00f3 1\/2 s\u1ed1 b\u00e1nh.<\/p>\n

1\/2 c\u1ee7a 2 c\u00e1i l\u00e0 1 c\u00e1i b\u00e1nh, chia xong h\u1ecd l\u1ea5y l\u1ea1i 1 c\u00e1i b\u00e1nh. V\u1eady l\u00e0 h\u1ecd kh\u00f4ng m\u1ea5t c\u00e1i b\u00e1nh n\u00e0o. Sau khi chia cho 100 gia \u0111\u00ecnh n\u1ecd, h\u1ecd v\u1eabn c\u00f2n nguy\u00ean 2 c\u00e1i b\u00e1nh.<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00c2U 1: H\u00ecnh n\u00e0o kh\u00e1c h\u00ecnh c\u00f2n l\u1ea1i? C\u00c2U 2: Con b\u00f2 \u0111ang \u0111\u1ee9ng tr\u00ean 1 b\u00e3i c\u1ecf r\u1ed9ng, g\u1ea7n n\u00f3 c\u00f3 1 g\u1ed1c c\u00e2y v\u00e0 1 s\u1ee3i d\u00e2y th\u1eebng bu\u1ed9c v\u00e0o g\u1ed1c c\u00e2y, h\u1ecfi con b\u00f2 c\u00f3 th\u1ec3 \u0103n \u0111\u01b0\u1ee3c kho\u1ea3ng c\u1ecf r\u1ed9ng bao nhi\u00eau? C\u00c2U 3: \u0110\u1ed1 c\u00e1c b\u1ea1n: Trong m\u1ed9t c\u0103n ph\u00f2ng […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[47],"tags":[],"class_list":["post-25506","post","type-post","status-publish","format-standard","hentry","category-do-vui"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/25506","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=25506"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/25506\/revisions"}],"predecessor-version":[{"id":25511,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/25506\/revisions\/25511"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=25506"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=25506"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=25506"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}