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已知△ABC中,,B=45°,则角A等于A.150°B.90°C.60°D.30°
试题详情
已知△ABC中,
,B=45°,则角A等于( )
A.150°
B.90°
C.60°
D.30°
相关试题
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已知△ABC中,,则角A等于( )
A.135°或45°
B.150°或30°
C.90°
D.45°
-
已知△ABC中,,则角A等于( )
A.135°或45°
B.150°或30°
C.90°
D.45°
-
已知△ABC中,,B=45°,则角A等于( )
A.150°
B.90°
C.60°
D.30°
-
已知△ABC中,,B=45°,则角A等于( )
A.150°
B.90°
C.60°
D.30°
-
已知△ABC中,,B=45°,则角A等于( )
A.150°
B.90°
C.60°
D.30°
-
已知△ABC中,,B=45°,则角A等于( )
A.150°
B.90°
C.60°
D.30°
-
已知△ABC中,,B=45°,则角A等于( )
A.150°
B.90°
C.60°
D.30°
-
已知△ABC中,,B=45°,则角A等于( )
A.150°
B.90°
C.60°
D.30°
-
已知△ABC中,,B=45°,则角A等于( )
A.150°
B.90°
C.60°
D.30°
-
在△ABC中,a=,b=,B=45°,则A等于( )
A.30°
B.60°
C.60°或120°
D.30°或150°