> > > > >.
①从看 ②从看 ③从看
+ = - = - = 1- - =
0.8- = 2- = +0.75= + - =
⑴在下列方格中画出图形①绕点O顺时针旋转90°后得到的图形②
⑵再画出图形②向右平移6格后得到的图形,