A:x=−π24
B:x=13π24
C:x=7π24
D:x=−13π24
— Do you like living in this community?
— Yes, of course. I ________ here!
Real friendship is more valuable than money.
比较指标
①
②
③
④
酶Y活性/酶X活性
100%
50%
10%
150%
酶Y氨基酸数目/酶X氨基酸数目
1
小于1
大于1
如图,已知AD是△ABC的边BC上的高,下列能使△ABD≌△ACD的条件是( )