题型:选择题 题类:其他 难易度:较难
设\(m,n\)是两条不同的直线,\(\alpha ,\beta \)是两个不同的平面,下列命题中正确的个数是\((\) \()\)
\(①\)若\(m/\!/\alpha \),\(m/\!/\beta \),则\(\alpha /\!/\beta \) \(②\)若\(\alpha /\!/\beta \),\(m\subset \alpha \),\(n\subset \beta \),则\(m/\!/n\)
\(③\)若\(\alpha /\!/\beta \),\(m/\!/n\),\(m/\!/\alpha \),则\(n/\!/\beta \) \(④\)若\(m/\!/\alpha \),\(m\subset \beta \),\(α∩β=n \),则\(m/\!/n\)
\(⑤m⊂α,n∩α=A,点A∉m, \)则\(n\)与\(m\)不共面;