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3 tháng 11 2015

Bài 1: V

Bài 2: A

d nằm giữa hai điểm còn lại k mình nhé

17 tháng 11 2016

diem c nam giua 2 diem con lai

19 tháng 11 2017

ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttt

4 tháng 4 2020

D vi o co 2 diem nao cong lai bang diem kia

4 tháng 4 2020

sai vi diem u nam giua hai t va v

28 tháng 11 2017

Điểm C vì CD<CE<DE

2 tháng 11 2018

Vì điểm E nằm giữa 2 điểm D và C nên ta có

8 - 5,5 = DC hay DC = 3,5

Trong điểm D,C,E thì điểm C nằm giữa 2 điểm D và E