如果一个扇形的弧长等于它的半径,那么此扇形称为“等边扇形”,则半径为2的“等边扇形”的面积为( )
A:π
B:1
C:2
D:23π
In the second lesson, the teacher still____him to draw an egg, but he____the egg on a plate. Little Leo____unhappy and asked, "____do we draw eggs all the time?" "Look ____. It's an egg again, but it looks____." said the teacher.
澳大利亚的地形可以分为三个南北纵列带,具体是( )
如图,这是某地2014年和2015年粮食作物产量的条形统计图,请你根据此图判断下列说法合理的是( )