摘要:7.已知OC是∠AOB的平分线.OD平分∠AOC.且∠COD=25°.则∠AOB等于 A.50° B.75° C.100° D.20°
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已知OC是∠AOB的平分线,OD是∠AOC的平分线,下列结论错误的是( )
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A.∠AOD=
| B.∠AOD=
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C.∠AOD=
| D.∠AOD=
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