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Vũ Thái Nam
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2023-12-25 21:30:31
3
2023-12-25 21:25:23
3
2023-12-25 21:25:22
3
2023-12-25 21:24:42
A = ( 2011 + 2019) + ( 2012 + 2018 ) + ( 2013 + 2017 ) + ( 2014 + 2016 ) + 2015
A = (4030+ 4030) + (4030+4030) +2015
A = 8060 + 8060 + 2015
A= 16120 +2015
A= 18135
2023-12-25 21:19:55
Bài giải
Diện tích căn phòng đó là :
10*6=60(m)
Đáp số : 60m
2023-12-25 21:18:42
=