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Nguyễn Minh Trí
Giới thiệu về bản thân
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2022-02-21 20:45:23
2022-02-21 20:20:07
2022-02-21 20:20:04
2022-02-21 20:13:48
2022-02-18 18:48:04
2022-02-18 18:42:18
2022-02-18 18:37:47
2022-02-18 18:33:38
Cạnh của hình vuông bằng đường kính hình tròn và bằng :
384 : 4 = 96 (cm)
Độ dài bán kính hình tròn là
96 : 2 = 48 (cm)
Đáp số: 48 cm
2022-02-18 18:29:04
2/3 x - 1/4 = 7 x 3/4
2/3 x - 1/4 = 21/4
2/3 x = 21/4 + 1/4
2/3 x = 11/2
x = 11/2 : 2/3
x = 33/4
2022-02-09 06:40:52