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	Adventures in Problem Solving - March 2019Article \| By At Right Angles \| Mar 27, 2019 \| Mathematics \| 0 Likes In this edition of ‘Adventures’ we study a few miscellaneous problems, some from the PRMO and some from the AIME (the ‘American Invitational Mathematics Examination’).
	Pythagorean Triples and CompositionArticle \| By At Right Angles \| Mar 27, 2019 \| Mathematics \| 0 Likes We know that Pythagorean triples are infinite in number, and the most common formula for generating triples is to take two relatively prime odd numbers s and t, where
	The Truncated Icosahedron – An Iconic 3-D ShapeArticle \| By At Right Angles \| Mar 27, 2019 \| Mathematics \| 0 Likes There is another class of semi-regular 3D shapes - the Archimedian solids. In these the faces are again regular polygons but they are not all congruent, i.e.
	Finding the Square Root of a Four-Digit Perfect SquareArticle \| By At Right Angles \| Mar 27, 2019 \| Mathematics \| 0 Likes On the web page [1] belonging to A2Y Academy For Excellence, there appears a curious method to find the square root of a four-digit number if it is known that that num
	Primitive Pythagorean TripleArticle \| By At Right Angles \| Mar 27, 2019 \| Mathematics \| 0 Likes A classroom observation. A colleague a shared an observation that had come up during an exploratory class he was taking at the middle school level.
	On Adding Magic TrianglesArticle \| By At Right Angles \| Mar 27, 2019 \| Mathematics \| 0 Likes Magic triangles can be added to each other term by term, the same way that magic squares can be added to each other.
	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

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Community bonds crucial for retaining children in school

After a few general questions that I asked them, they (the children) said that they had some questions to ask me. And then one after the other, the children began to ask questions. In some sense, to me, it reflected the freedom of expression that the school seemed to be inculcating.

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