A thread from the Geometry Forum newsgroup archive

Sketchpad & Triangle Congruence (see also 2-col. Proofs)

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  1. Sketchpad & Triangle Congruence by Ben Preddy on 01/23/95.
  2. Re: Sketchpad & Triangle Congruence by Heidi Burgiel on 01/22/95.
  3. Re: Sketchpad & Triangle Congruence by Art Mabbott on 01/23/95.
  4. Re: Sketchpad & Triangle Congruence by Art Mabbott on 01/23/95.
  5. Re: Sketchpad & Triangle Congruence by Ronald S. Tiberio on 01/23/95.
  6. Re: Sketchpad & Triangle Congruence by John Conway on 01/23/95.
  7. Re: Sketchpad & Triangle Congruence by Judy Roitman on 01/23/95.
  8. Re: Sketchpad & Triangle Congruence by William T. Webber on 01/23/95.
  9. Re: Sketchpad & Triangle Congruence by Lou Talman on 01/23/95.
  10. Re: Sketchpad & Triangle Congruence by J. Evans on 01/23/95.
  11. Re: Sketchpad & Triangle Congruence by Walter Whiteley on 01/23/95.
  12. Re: Sketchpad & Triangle Congruence by Art Mabbott on 01/23/95.
  13. Re: Sketchpad & Triangle Congruence by Doris Schattschneider on 01/23/95.
  14. How we teach geometry by Bob Hayden on 01/23/95.
  15. High School Proof by Rex Boggs on 01/24/95.
  16. Re: How we teach geometry by John Conway on 01/24/95.
  17. Re: Sketchpad & Triangle Congruence by Dan Hirschhorn on 01/24/95.
  18. Re: Sketchpad & Triangle Congruence by Margaret Sinclair on 01/24/95.
  19. Re: Sketchpad & Triangle Congruence by Annie Fetter on 01/24/95.
  20. Re: Sketchpad & Triangle Congruence by John Conway on 01/24/95.
  21. Re: Sketchpad & Triangle Congruence by John Conway on 01/24/95.
  22. Re: Sketchpad & Triangle Congruence by John Conway on 01/24/95.
  23. Re: How we teach geometry by John Benson on 01/25/95.
  24. Why proofs? (Sketchpad & Triangle Congruence) by Michelle Manes on 01/27/95.
  25. Re: Sketchpad & Triangle Congruence by Margaret Sinclair on 01/27/95.
  26. Re: Sketchpad & Triangle Congruence by Walter Whiteley on 01/27/95.
  27. SsA theorem by Ronda Delcamp (Lewandowski) on 01/28/95.
  28. Re: Sketchpad & Triangle Congruence by Michael Keyton on 01/31/95.
  29. Dynamic verification (was Re: Sketchpad & Triangle Congruence) by James R. King on 01/31/95.
  30. Rounding off in interactive software by James R. King on 02/02/95.
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12/02/96