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Addendum to Theorem concerning A Magic TriangleArticle | By At Right Angles | Mar 27, 2019  | Mathematics | 0 Likes

In the July 2018 issue of At Right Angles, the topic of magic triangles was explored, a ‘magic triangle’ being “an arrangements of the integers from 1 to n on the side
Inradius and Exradius of a Pythagorean TriangleArticle | By At Right Angles | Mar 27, 2019  | Mathematics | 0 Likes

In this article, I provide a relation connecting the length of the tangents from the vertices of right- angled triangle to its incircle.
Cutting a Square into Equal PartsArticle | By At Right Angles | Mar 27, 2019  | Mathematics | 0 Likes

The article talks about a simple activity which can be performed with students of primary, middle and high school.
Addendum to Hill CiphersArticle | By At Right Angles | Mar 27, 2019  | Mathematics | 0 Likes

he Hill Cipher method in cryptography has been described in detail in earlier issues of At Right Angles [1] [2].
W.W. Sawyer The Universal Math TeacherArticle | By At Right Angles | Mar 27, 2019  | Mathematics | 0 Likes

As a corollary of Section 8 of the Right to Education Act, every young Indian citizen in elementary school today has the legal right to get mathematics education of go
The Constants of Mathematics – Part IIIArticle | By At Right Angles | Mar 27, 2019  | Mathematics | 0 Likes

In this article, which is the third of our series on mathematical constants, we continue our exploration of Euler’s constant e.
LATTICE POINT GEOMETRYArticle | By At Right Angles | Mar 27, 2019  | Mathematics | 0 Likes

In this article, Shailesh Shirali begins with a seemingly simple question but develops the answer into not one, but four different proofs!

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