Shape Tools

Command	Mac OS	Windows
Shape Selection Tool Toggle	Command	Ctrl

Shape Design Tools

Command	Mac OS	Windows
Pen
Add to Current Point	Click last point	Click last point
Quick Curve
Add to Current Endpoint	Click and draw from endpoint	Click and draw from endpoint

Shape Objects Tools

Command	Mac OS	Windows
Rectangle
Constrain to Square	Shift + click	Shift + click
Circle
Constrain to Circle	Shift + click	Shift + click

Shape Selection Tool

Command	Mac OS	Windows
Direct Selection
Select Start Point of Shape	Home	Home
Select Endpoint of Shape	End	End
Select Previous Point in Shape	Page Up	Page Up
Select Next Point in Shape	Page Down	Page Down
Move Path by One Screen Pixel	Arrow keys	Arrow keys
Delete Selected (closed) Shape	Delete	Backspace