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khavy2826
2 năm trước
Cho tam giác đều MNQRS có tâm o a)tìm các vectơ cùng phương với vectơ OP,RS,PQ b)tìm các vectơ cùng hướng với OR,MN,OM,NP,c)Tìm các vectơ bằng với MN, PQ ,OQ,OR d) tìm các ve tơ đối với NP,OR,OS ,OQ các bạn giúp mình với
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