1.<\/b> Kh\u1ed1i \u0111a di\u1ec7n (H) \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kh\u1ed1i \u0111a di\u1ec7n l\u1ed3i n\u1ebfu \u0111o\u1ea1n th\u1eb3ng n\u1ed1i hai \u0111i\u1ec3m b\u1ea5t k\u00ec c\u1ee7a (H) lu\u00f4n thu\u1ed9c (H).<\/p>\n
2.<\/b> Kh\u1ed1i \u0111a di\u1ec7n (H) \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kh\u1ed1i \u0111a di\u1ec7n \u0111\u1ec1u lo\u1ea1i (p;q) n\u1ebfu:<\/p>\n
a) (H) l\u00e0 kh\u1ed1i \u0111a di\u1ec7n l\u1ed3i<\/p>\n
b) M\u1ed7i m\u1eb7t c\u1ee7a n\u00f3 l\u00e0 m\u1ed9t \u0111a gi\u00e1c \u0111\u1ec1u p c\u1ea1nh<\/p>\n
c) M\u1ed7i \u0111\u1ec9nh c\u1ee7a n\u00f3 l\u00e0 \u0111\u1ec9nh chung c\u1ee7a \u0111\u00fang q m\u1eb7t<\/p>\n
3.<\/b> C\u00e1c m\u1eb7t c\u1ee7a kh\u1ed1i \u0111a di\u1ec7n \u0111\u1ec1u l\u00e0 nh\u1eefng \u0111a gi\u00e1c \u0111\u1ec1u b\u1eb1ng nhau<\/p>\n
4.<\/b> C\u00f3 n\u0103m lo\u1ea1i kh\u1ed1i \u0111a di\u1ec7n \u0111\u1ec1u l\u00e0 c\u00e1c lo\u1ea1i: (3;3), (4;3), (3;4), (5;3), (3;5), ch\u00fang l\u1ea7n l\u01b0\u1ee3t \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e1c kh\u1ed1i t\u1ee9 di\u1ec7n \u0111\u1ec1u, kh\u1ed1i l\u1eadp ph\u01b0\u01a1ng, kh\u1ed1i t\u00e1m m\u1eb7t \u0111\u1ec1u (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kh\u1ed1i b\u00e1t di\u1ec7n \u0111\u1ec1u), kh\u1ed1i m\u01b0\u1eddi hai m\u1eb7t \u0111\u1ec1u, kh\u1ed1i hai m\u01b0\u01a1i m\u1eb7t \u0111\u1ec1u.<\/p>\n
5.<\/b> Nh\u1eadn x\u00e9t<\/p>\n
a) Kh\u1ed1i b\u00e1t di\u1ec7n \u0111\u1ec1u c\u00f3 6 \u0111\u1ec9nh, 12 c\u1ea1nh, c\u00e1c m\u1eb7t l\u00e0 c\u00e1c tam gi\u00e1c \u0111\u1ec1u<\/p>\n
b) Kh\u1ed1i m\u01b0\u1eddi hai m\u1eb7t \u0111\u1ec1u c\u00f3 20 \u0111\u1ec9nh, 30 c\u1ea1nh, c\u00e1c m\u1eb7t l\u00e0 nh\u1eefng ng\u0169 gi\u00e1c \u0111\u1ec1u<\/p>\n
c) Kh\u1ed1i hai m\u01b0\u01a1i m\u1eb7t \u0111\u1ec1u c\u00f3 12 \u0111\u1ec9nh, 30 c\u1ea1nh, c\u00e1c m\u1eb7t l\u00e0 nh\u1eefng tam gi\u00e1c \u0111\u1ec1u<\/p>\n
d) S\u1ed1 c\u00e1c \u0111\u1ec9nh, c\u1ea1nh, m\u1eb7t c\u1ee7a m\u1ed9t kh\u1ed1i \u0111a di\u1ec7n \u0111\u1ec1u lu\u00f4n l\u00e0 s\u1ed1 ch\u1eb5n<\/p>\n
e) T\u00e2m c\u00e1c m\u1eb7t c\u1ee7a m\u1ed9t h\u00ecnh t\u1ee9 di\u1ec7n \u0111\u1ec1u l\u00e0 c\u00e1c \u0111\u1ec9nh c\u1ee7a m\u1ed9t h\u00ecnh t\u1ee9 di\u1ec7n \u0111\u1ec1u<\/p>\n
f) Trung \u0111i\u1ec3m c\u00e1c c\u1ea1nh c\u1ee7a m\u1ed9t h\u00ecnh t\u1ee9 di\u1ec7n \u0111\u1ec1u l\u00e0 c\u00e1c \u0111\u1ec9nh c\u1ee7a m\u1ed9t h\u00ecnh t\u1ee9 di\u1ec7n \u0111\u1ec1u<\/p>\n
g) T\u00e2m c\u00e1c m\u1eb7t c\u1ee7a m\u1ed9t h\u00ecnh l\u1eadp ph\u01b0\u01a1ng l\u00e0 c\u00e1c \u0111\u1ec9nh c\u1ee7a m\u1ed9t b\u00e1t di\u1ec7n \u0111\u1ec1u<\/p>\n
h) T\u00e2m c\u00e1c m\u1eb7t c\u1ee7a m\u1ed9t h\u00ecnh b\u00e1t di\u1ec7n \u0111\u1ec1u l\u00e0 c\u00e1c \u0111\u1ec9nh c\u1ee7a m\u1ed9t h\u00ecnh l\u1eadp ph\u01b0\u01a1ng<\/p>\n
<\/p>\n
1. Kh\u1ed1i \u0111a di\u1ec7n (H) \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kh\u1ed1i \u0111a di\u1ec7n l\u1ed3i n\u1ebfu \u0111o\u1ea1n th\u1eb3ng n\u1ed1i hai \u0111i\u1ec3m b\u1ea5t k\u00ec c\u1ee7a (H) lu\u00f4n thu\u1ed9c (H). 2. Kh\u1ed1i \u0111a di\u1ec7n (H) \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 kh\u1ed1i \u0111a di\u1ec7n \u0111\u1ec1u lo\u1ea1i (p;q) n\u1ebfu: a) (H) l\u00e0 kh\u1ed1i \u0111a di\u1ec7n l\u1ed3i b) M\u1ed7i m\u1eb7t c\u1ee7a n\u00f3 l\u00e0 m\u1ed9t \u0111a […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[157],"tags":[1450,1448],"yoast_head":"\n