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Topic: Betcha I can draw a triangle with 3 right angles.
Message: Posted by: Moderncelt (May 5, 2019 02:10PM)
Would you take that bet?

https://external-preview.redd.it/mp4/a6cqM9-vdv_x6Qy64HDJ-fkq39IZzOKpKQURj9w2pYs-source.mp4?s=042e5c8f9922c392f34d05e4b2e7e2d9e9ad1d8b
Message: Posted by: dave_matkin (May 31, 2019 06:33AM)
Yes I'm pretty sure you can't draw a triangle with 3 right angles. Unless right angles is a play on words and you draw a triangle with three correct (right) angles?

I don't see what the crazy run around dog has to do with it? It is cute though!
Message: Posted by: Moderncelt (Jun 8, 2019 03:17PM)
Hmmmm. The address must have changed on me.

https://www.reddit.com/r/educationalgifs/comments/agna1g/in_spherical_geometry_a_triangle_can_have_three/
Message: Posted by: dave_matkin (Jun 9, 2019 07:47AM)
NICE I was thinking 2D on a piece of paper in one plane.....


Dough ill go wipe the chalk dust off my shoulder now.

:)

Thanks for sharing!

Oh and if you "cut" it out you could project a perfectly triangular triangle shaddow on to a wall