A:增加32%
B:增加26.4%
C:增加40.8%
D:减少6%
A.一个多边形的每个内角都等于150°,则这个多边形是____边形.
B.用计算器计算:sin15°32'____(精确到0.01)
- I don't think students should use mobile phones at school.
- ______. They really have a bad influence on our study.
伊伐布雷定(C27H36N2O5)是世界上治疗心脏病的最新药物之一.下列有关伊伐布雷定的说法错误的是(相对原子质量:H﹣1 C﹣12 N﹣14 O﹣16)( )