関連ワード:  how to rotate a shape about a point    how to rotate a figure about a point    how to rotate a triangle about a point    how to rotate a figure about a point other than the origin    how to rotate a shape 180 degrees about a point    how to rotate a shape 90 degrees about a point    how to rotate a shape 270 degrees about a point    how to rotate a shape around a point    how to rotate a shape around a point without tracing paper    how to rotate a shape around a point that is not the origin