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2022-12-29 21:45:17
Nửa chu vi cái sàn hình chữ nhật là : 97,4 : 2 = 48,7 (m)
Chiều rộng cái sàn hình chữ nhật là : (48,7 - 4,5) : 2 = 22,1 (m)
Chiều dài cái sàn hình chữ nhật là : 22,1 + 4,5 = 26,6 (m)
Diện tích cái sàn hình chữ nhật là : 22,1 x 26,6 = 587,86 (m2)
2022-12-29 21:39:34
số lớn là: 1502 : 2 + 1 = 752
2022-06-14 21:34:49
351
2022-06-14 21:33:25
nhầm
2022-06-14 21:33:06
= 31
2022-06-12 13:42:58
2022-05-03 19:03:25
c
2022-04-03 20:21:06
2022-03-29 10:57:44
2022-03-28 11:12:54