- optical illusion
The straight line segments create a regular hexagon. The added arrow heads make it appear distorted.
To New
# set default screen, pen and turtle values
ResetAll SetScreenSize [400 400] HideTurtle
SetSC Black SetPC Green SetPS 1 PenUp
End
To Triangle
PenDown Right 90 Forward 22
Left 120 Forward 44
Left 120 Forward 44
Left 120 Forward 22
Left 90
PenUp Forward 4 FillZone Back 4
End
To Go
New SetPC [153 204 204]
SetX 120 Right 30 PenDown SetPW 2
Repeat 6 [Left 60 Forward 120 Wait 20]
SetPC [153 204 205] SetPW 1 Wait 60
Repeat 6 [Triangle Left 60 Forward 120 Wait 20]
End