读下图,根据影响工业布局的因素对某工业部门的影响程度,分析判断下列各题:
如图,等腰直角三角形ABC的直角边AB的长为6cm,将△ABC绕点A逆时针旋转15°后得到△AB′C′,AC与B′C′相交于点H,则图中△AHC′的面积等于( )
Eating all kinds of v____ is good for us.