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24 tháng 12 2018

cho điểm nằm giữa là M

hai điểm hai bên là A,B

khi AM+MB=AB thì M nằm giữa A và B

6 tháng 7 2016

sao kho vay mk cung dang can hoi

a: B nằm giữa A và N nên NB<NA

A nằm giữa M và N nên NA<NM

=>NB<NM

=>B nằm giữa M và N

=>BM và BN đối nhau

c: Tia đối nhau: BM và BN, AM và AB, MK và MA

Tia phân biệt: KN,MA,AB,BN

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

19 tháng 11 2017

ttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttt

30 tháng 8 2018

Hinh ve:

N_____B_____A_____M_____K

Minh chi ve duoc den day thoi con lai ban tu hieu nha:

Chuc ban hoc tot!