right up tilted photo 2 : Ruler Tool

Path:	tool > ruler tool
Summery:	right up tilted photo of use ruler tool
Level:	★★
Connection:	right up tilted photo 1 : free transform right up tilted photo 3 : Camera Raw

1) can select ruler tool on Eyedropper tool press.

2) draw a line to be guide on picture.

3) Image > Image Rotation > Arbitrary

4) shows a tilted angle. press OK.

5) result

- before -                                                       - after -