Hà Khánh Giang
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2024-10-12 16:13:59
2024-10-12 16:12:49
2024-10-12 16:12:07
2024-10-12 16:09:54
2024-10-12 16:08:10
a) \(\dfrac{7}{2}\) = \(\dfrac{7.5}{2.5}\) = \(\dfrac{14}{10}\)
b) \(\dfrac{19}{20}\) = \(\dfrac{19.5}{20.5}\) = \(\dfrac{95}{100}\)
c) \(\dfrac{79}{50}\) = \(\dfrac{79.2}{50.2}\) = \(\dfrac{158}{100}\)
d) \(\dfrac{214}{250}\) = \(\dfrac{214.4}{250.4}\) = \(\dfrac{856}{1000}\)
2024-10-12 15:55:32
2024-10-12 15:54:47
2024-10-11 19:57:13
2024-10-11 19:55:53
There are lots of people in the big city
2024-10-11 19:54:39
a= góc ybm = 70 độ ( 2 góc so le trong)
k chắc lém=]