Teacher development

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The gap between ‘HOW’ and ‘WHY’ in Mathematics...Article | By At Right Angles | Aug 09, 2019  | Mathematics | 0 Likes

Number tricks are fun to perform and are an excellent way to enhance mathematical skills. When I was young, we used to discuss a lot of number tricks.

Data, Perception and IgnoranceArticle | By At Right Angles | Aug 09, 2019  | Mathematics | 0 Likes

We live in an era of data and information.

Computing an Angle in an Equilateral TriangleArticle | By At Right Angles | Aug 09, 2019  | Mathematics | 0 Likes

The following geometry problem is simple to state but challenging to solve!

Adventures in Problem SolvingArticle | By At Right Angles | Aug 09, 2019  | Mathematics | 0 Likes

In this edition of ‘Adventures’ we study a few miscellaneous problems.

A Geometric ExplorationArticle | By At Right Angles | Aug 09, 2019  | Mathematics | 0 Likes

A question about angle bisectors Consider a △ABC in which D, E and F are the midpoints of the sides BC, CA and AB respectively.

DIY Problems for the MIDDLE SCHOOLArticle | By At Right Angles | Aug 09, 2019  | Mathematics | 0 Likes

The tasks of this set require you to get down to some actual cut and paste work.

Exploring Fractals – The GeoGebra WayArticle | By At Right Angles | Aug 09, 2019  | Science & Technology | 0 Likes

In an article published in the November 2016 issue of At Right Angles we had seen how geometrical fractal constructions lead to algebraic thinking.

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