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Ngô Trần Thanh Vân
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2023-02-19 15:23:36
= 114.2 - 114.37+85.98
= 114.(2-37) + 85.98
=114. (-35) + 85.98
= -3990 + 8330
=4340
2022-11-11 22:23:40
1,Cạnh của hình vuông đó là:
224 : 4= 56 (cm)
Diện tích hình vuông đó là:
56 . 56= 3136 (cm2)
Vậy....
2, Vì diện tích hình vuông = a.a nên cạnh hình vuông bằng 4cm.
Chu vi hình vuông đó là:
4.4=16(cm)
Vậy...
✿✿
2022-09-09 21:28:54
2022-09-09 21:22:37