题目
题型:山东省同步题难度:来源:
(2) 射线OD平分∠AOC则∠COD =( )= ∠( );
(3) 射线OE平分∠BOC则∠COE =( )=( )∠AOB。
答案
(2) ∠AOD, ∠AOC ;
(3) ∠BOE ,
核心考点
举一反三
B 2个
C 3个
D 4个
(1)射线OD平分( )
(2) ∠AOD的平分线是( )
(3) ∠AOB = ( )∠AOC , ∠AOB= ( )∠AOD ,∠DOE = ( )
B. ∠AOB = 2∠BOC
C. ∠AOC+∠BOC=∠AOB
D. ∠AOC = ∠BOC
(1) ∠AOC=70°, 那么∠BOD=( )
(2)∠AOC=70°,∠COE=46°,那么∠BOD=( )
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