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过点A(4,0)和点B(0,3)的直线的倾斜角是____________________.
过点(4,0)和点(0,3)的直线的倾斜角为
[ ]
过点
[
A
B
C
D
过点(-3,0)和点(-4,)的直线的倾斜角是( )
A.30° B.150° C.60 D.120°