ACD25的知识精选

(2019·*苏中考模拟)如图,AB是⊙O的直径,点C、D在⊙O上.若∠ACD=25°,则∠BOD的度数为( ...
问题详情:(2019·*苏中考模拟)如图,AB是⊙O的直径,点C、D在⊙O上.若∠ACD=25°,则∠BOD的度数为()A.100°           B.120°           C.130°           D.150°【回答】C【解析】解:∵∠AOD=2...
热门标签