A:0
B:1
C:2
D:3
“京、津、冀三地要打破‘一亩三分地’的传统格局,协同发展。”这是因为( )
In fact,most of us would the consequences of stupid decisions taken by others.
如图,在等腰直角三角形ABC中,∠BAC=90°,在BC上截取BD=BA,作∠ABC的平分线与AD相交于点P,连结PC,若△ABC的面积为,则△BPC的面积为( )