Sign In

At Right Angles March 2019


        Download Pdf version

The March 2019 issue is packed with articles for students, teachers and teacher educators of all classes. Striking results are not just reported, they are also explained and justified with proofs. And our sources vary from students to observations from colleagues in mathematics classrooms and mathematical tricks from websites- these are explored and explained.

We hope that you will relish each page of this issue- do send in your feedback to [email protected] in Articles are welcome at the same address, please refer to the Call for Articles at the end of the magazine. Connect with us on our FaceBook page AtRiUM!

   
Editorial

Sneha Titus
Editorial


 

Features

Shailesh Shirali
Lattice Point Geometry - Part 1


 
 
Shailesh Shirali
The Constants of Mathematics - Part 3


 

Vivek Monteiro
W.W. Sawyer - The Universal Math Teacher


 
 

Classroom

KG Mishra
Addendum to Hill Ciphers



 
 
Swati Sircar
Properties of Multiplication
Poster


 

Rahil Miraj
Finding The Number of Ordered Tuples Having a Given LCM


 
 
Vinay Nair
Cutting a Square into Equal Parts


 

R.Gomathy
Playing With Tiles - Beginning to Tessellate


 
 
Swati Sircar & Sneha Titus
LFHC - Squaring the Dots - Think into the Box


 

Shailesh Shirali
Addendum to Theorem Concerning a Magic Triangle


 
 
Adithya Rajesh
Two Striking Number Patterns

 

James Metz
On Adding Magic Triangles



 
 
Shailesh Shirali
PPT Explorations

 

Sneha Titus
Quilting Explorations by a Mathematics Teacher


 
 
CoMaC
Finding the Square Root of a Four-Digit Perfect Square

 

A.Ramachandran
The Truncated Icosahedron - An Iconic 3-D Shape


 

Tech Space


Barry Kissane
Taking a Chance with a Graphics Calculator


 
 
Bodhideep Joardar
Pythagorean Triples and Composition

 

Problem Corner


Shailesh Shirali
Adventures in Problem Solving



 
 
Prithwijit De & Shailesh Shirali
Problems for the Senior School

 

A Ramachandran
Problems for the Middle School


 
 

Reviews


Reviewed by Mohan. R
Book Review of W.W. Sawyer's Mathematician's Delight


 
Pullout


Padmapriya Shirali
Introduction To Algebra - IV

 


> View Next: Language & Language Teaching