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Q&A #315


Value of two-column proofs

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Description:  Should proofs be de-emphasized to allow time to cover more material?
Level:  High School (9-12)
Math topic:  Euclidean Plane Geometry
Ed. topic:  Pedagogical Research, NCTM Standards

Original Question/Response
17 Mar 98   Value of two-column proofs by Steve Taylor
17 Mar 98   Re: Value of two-column proofs by Claudia
17 Mar 98   Re: Value of two-column proofs by Mary Lou

Public Discussion
19 Oct 99   Value of two-column proofs in geometry by Robbie
03 Apr 02        Absence of value of two-column proofs in geometry by Alexander Bogomolny
16 Mar 02   two-column proofs by Marsha
16 Mar 02   Two column proofs by Ed Isaacs
18 Mar 02   Two-column proofs by Rick Norwood
18 Mar 02   Value of two-column proofs by Danny Rayner
07 Apr 02   two-column proofs, why and what is a flow proof by meg maenpaa
06 Dec 05        Re: two-column proofs, why and what is a flow proof by joe
15 Mar 02        Re: Value of two-column proofs by Joetta Mark
12 Nov 07            Re: Re: Value of two-column proofs by Lydia
15 Mar 02        Re: Value of two-column proofs by Gordon Bockus
16 Mar 02            Re: Re: Value of two-column proofs by LH Bushnell
16 Mar 02        Re: Value of two-column proofs by C.J.
17 Mar 02            Re: Re: Value of two-column proofs by Loyd

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