Question

数理报七年级数学北师大版期末测试题。24题

题目：如图10，OC平分AOB,BOD比AOD小30度，求COD的度数

Answer 1

http://www.baidu.com/s?wd=%CA%FD%C0%ED%B1%A8%C6%DF%C4%EA%BC%B6%CA%FD%D1%A7%B1%B1%CA%A6%B4%F3%B0%E6%C6%DA%C4%A9%B2%E2%CA%D4%CC%E2%A1%A324%CC%E2&word=%CA%FD%C0%ED%B1%A8%C6%DF%C4%EA%BC%B6%CA%FD%D1%A7%B1%B1%CA%A6%B4%F3%B0%E6%C6%DA%C4%A9%B2%E2%CA%D4%CC%E2%A1%A324%CC%E2&tn=sitehao123

Answer 2

把图传上来！！！！！！！！

Answer 3

有图吗？

Answer 4

我有