如图,在平面直角坐标系中,线段AB的两个端点为A、B分别在y轴正半轴、x轴负半轴上,直线CD分别交x轴正半轴、y轴负半轴于点C、D,且AB∥CD.(1)如图1,若点A(0,a)和点B(b,0)的坐标满足![](http://math.21cnjy.com/mml2svg?mml=%3Cmath+xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F1998%2FMath%2FMathML%22%3E%3Cmrow%3E%3Cmfenced+open%3D%22%7C%22+close%3D%22%7C%22%3E%3Cmrow%3E%3Cmsqrt%3E%3Cmn%3E3%3C%2Fmn%3E%3C%2Fmsqrt%3E%3Cmtext%3E-%3C%2Fmtext%3E%3Cmi%3Ea%3C%2Fmi%3E%3C%2Fmrow%3E%3C%2Fmfenced%3E%3Cmo%3E%2B%3C%2Fmo%3E%3Cmsqrt%3E%3Cmrow%3E%3Cmi%3Eb%3C%2Fmi%3E%3Cmo%3E%2B%3C%2Fmo%3E%3Cmn%3E1%3C%2Fmn%3E%3C%2Fmrow%3E%3C%2Fmsqrt%3E%3Cmo%3E%3D%3C%2Fmo%3E%3Cmn%3E0%3C%2Fmn%3E%3C%2Fmrow%3E%3C%2Fmath%3E)
ⅰ)直接写出a、b的值,a=_____,b=_____;
ⅱ)把线段AB平移,使B点的对应点E到x轴距离为1,A点的对应点F到y轴的距离为2,且EF与两坐标轴没有交点,则F点的坐标为_____;
(2)若G是CD延长线上一点DP平分∠ADG,BH平分∠ABO,BH的反向延长线交DP于P(如图2),求∠HPD的度数;
(3)若∠BAO=30°,点Q在x轴(不含点B、C)上运动,AM平分∠BAQ,QN平分∠AQC,(如图3)直接出∠BAM与∠NQC满足的数量关系.
![](http://tikupic.21cnjy.com/ct20241o/54/a1/54a143902af55cbf73fd403a529f7562.png)