What shape is produced by following this set of bearings?

bearing 045 forward 50
bearing 135 forward 50
bearing 225 forward 50
bearing 315 forward 50

What shape is produced by following this set of bearings?

bearing 045 forward 70
bearing 135 forward 70
bearing 180 forward 50
bearing 270 forward 100
bearing 000 forward 50

What shape is produced by following this set of bearings?

bearing 162 forward 100
bearing 306 forward 100
bearing 090 forward 100
bearing 234 forward 100
bearing 018 forward 100