[MWForum](no subject)

[Susan Weiss]

When  I do this I start with the square and the way the turtle keeps 
on going around in a circle.   I always start with regular shapes. 
We are looking at the external angles which is the path that the 
turtle is taking as it goes in the same direction.
Susan Weiss



>Hi there,
>Question for anyone out there......
>In our school we have just purchsed MicroWorlds Robotic EX
>for Windows XP. I have used the more basic MicroWorlds Logo
>software before and am vexed by the following.
>In the basics programming mode, a user can write a
>procedure for a regular polygon taking in consideration
>that the number of sides that polygon has relates to 360
>degrees.  A procedure for a pentagon would write like this:
>to pentagon
>repeat 5 [fd 50 rt 360 / 5]
>end
>It also could be written as follows, depending on whether
>you wanted to have the computer do the math for you:
>to pentagon
>repeat 5 [fd 50 rt 72]
>end
>In probing why the number of sides relates to the angles
>(having to add up to 360) what angles are refered to? I am
>wanting to know why this is so.
>I have heard this refered to as Total Trip Theorem.  Can
>anyone shed some light on this?
>Thanks
>Jen
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