ActiveMaths at Yahoo! Groups

Re: Paper folding and Math

b_r_sitaram — Tue, 10 Nov 2009 03:10:40 GMT

Check out http://www.cut-the-knot.org/pythagoras/PaperFolding/AngleTrisection.shtml, the link is at the bottom of the page I had referred to. Angle trisection,

Re: Paper folding and Math

Swati — Mon, 09 Nov 2009 16:35:50 GMT

Can you please give a reference to how one can trisect any angle by paper folding? Couldn't find the folds in the website below. Thanks. Swati ... 22/D Tolly

Re: Article

Shiv Gaur — Mon, 09 Nov 2009 12:59:21 GMT

Many thanks! Dr.Gananath for the articles. Shiv ... From: S.N.Gananath Subject: [ActiveMaths] Article To: activemaths@yahoogroups.com

Article

S.N.Gananath — Mon, 09 Nov 2009 04:05:43 GMT

Dear all, Here is a nice article on PKS in Hindu. http://www.thehindu.com/mag/2009/11/01/stories/2009110150060200.htm

Re: Paper folding and Math

Shiv Gaur — Tue, 03 Nov 2009 13:43:49 GMT

Dr.Gananath and Mr.Sitaram, Many thanks for the info! Shiv ... From: activemaths Subject: [ActiveMaths] Re: Paper folding and Math To:

Re: Paper folding and Math

MEERA raghavan — Tue, 03 Nov 2009 09:39:05 GMT

OOPs that was a huge blunder--Thank you Dr, Gananath! Meera Raghavan ________________________________ From: Bala Mohan To:

Re: Paper folding and Math

Bala Mohan — Tue, 03 Nov 2009 09:12:44 GMT

Thank you Dr Gananath and Sitaram for your Active maths email group. Mathematics through Paper folding was very wonderful Thank you Balamohan R Bangalore ...

Re: Paper folding and Math

MEERA raghavan — Tue, 03 Nov 2009 08:11:10 GMT

Thank you Mr. Gananath and Mr. Sitaram for these links. they are very useful. Meera Raghavan ________________________________ From: activemaths

Re: Paper folding and Math

activemaths — Tue, 03 Nov 2009 04:24:55 GMT

These books may help. http://vidyaonline.org/arvindgupta/paperfolding.pdf http://vidyaonline.org/arvindgupta/sundararow.pdf Gananath

Re: Paper folding and Math

b_r_sitaram — Tue, 03 Nov 2009 03:23:26 GMT

http://www.cut-the-knot.org/pythagoras/PaperFolding/index.shtml has some nice references and a discussion of the axioms of paper folding. In general, any

Paper folding and Math

Shiv — Mon, 02 Nov 2009 14:04:51 GMT

I am aware of demonstrating Math concepts such as Angle sum property of triangles,Concurrences (centroid, incenter, circumcenter and orthocenter, Testing the

Re: A question asked by a class 9 student: An Aside

b_r_sitaram — Wed, 28 Oct 2009 07:04:18 GMT

... Whenever the reflecting surface itself moves (e.g. a tennis or table tennis racquet slicing the ball in a chop) the angle of incidence will not be equal to

Re: A question asked by a class 9 student

Bala Mohan — Tue, 27 Oct 2009 11:32:56 GMT

Dear Mr K Subramaniyam Namaskar All are fine here How about You Could you remember me ? I met you at HBCSE at Mumbai On 21-042009 with 34 Students during the

Re: A question asked by a class 9 student

jsree_ts — Tue, 27 Oct 2009 10:24:30 GMT

Thank you all! Regards, Jaishree

Re: A question asked by a class 9 student

K. Subramaniam — Mon, 26 Oct 2009 13:31:19 GMT

I think Geogebra is a good alternative. Well designed and powerful. Completely free and open source. Many resources developed by teachers are available on the