Items where Division is "Azim Premji University > University Publications > At Right Angles" and Year is 2019

March 2019

Community Mathematics Centre, CoMaC (2019) Finding the square root of a four-digit perfect square. At Right Angles. pp. 66-68. ISSN 2582-1873

De, Prithwijit and Shirali, Shailesh (2019) Problems for the senior school. At Right Angles. pp. 97-99. ISSN 2582-1873

Gomathy, R. (2019) Playing with tiles beginning to tessellate. At Right Angles. pp. 38-43. ISSN 2582-1873

Joardar, Bodhideep (2019) Pythagorean triples and composition. At Right Angles. pp. 82-91. ISSN 2582-1873

Kissane, Barry (2019) Taking a chance with a graphics calculator. At Right Angles. pp. 72-81. ISSN 2582-1873

Metz, James (2019) On adding magic triangles. At Right Angles. pp. 57-58. ISSN 2582-1873

Miraj, Rahil (2019) Finding the number of ordered tuples having a given LCM. At Right Angles. pp. 28-31. ISSN 2582-1873

Mishra, Kumar Gandharv (2019) Addendum to hill ciphers. At Right Angles. pp. 23-27. ISSN 2582-1873

Monteiro, Vivek (2019) W.W. Sawyer - the universal math teacher. At Right Angles. pp. 18-22. ISSN 2582-1873

Nair, Vinay (2019) Cutting a square into equal parts. At Right Angles. pp. 32-37. ISSN 2582-1873

R, Mohan (2019) Book review of W.W. Sawyer’s Mathematician’s delight. At Right Angles. pp. 106-109. ISSN 2582-1873

Rajesh, Adithya (2019) Two striking number patterns. At Right Angles. pp. 54-56. ISSN 2582-1873

Ramachandran, A. (2019) Problems for the middle school. At Right Angles. pp. 100-105. ISSN 2582-1873

Ramachandran, A. (2019) The truncated icosahedron : an iconic 3-D shape. At Right Angles. pp. 69-71. ISSN 2582-1873

Shirali, Padmapriya (2019) Introduction to algebra - IV. At Right Angles. pp. 1-12. ISSN 2582-1873

Shirali, Shailesh (2019) Addendum to theorem concerning - a magic triangle. At Right Angles. pp. 51-53. ISSN 2582-1873

Shirali, Shailesh (2019) Adventures in problem solving. At Right Angles. pp. 92-96. ISSN 2582-1873

Shirali, Shailesh (2019) Lattice point geometry, part-I. At Right Angles. pp. 5-10. ISSN 2582-1873

Shirali, Shailesh (2019) PPT explorations. At Right Angles. pp. 59-60. ISSN 2582-1873

Shirali, Shailesh (2019) The constants of mathematics : More on the remarkable number e, part 3. At Right Angles. pp. 11-17. ISSN 2582-1873

Sircar, Swati (2019) Impossible triangle on rectangular dot sheet - another proof. At Right Angles (3). p. 110. ISSN 2582-1873

Sircar, Swati (2019) Properties of multiplication. At Right Angles. ISSN 2582-1873

Sircar, Swati and Titus, Sneha (2019) Low floor high ceiling tasks - squaring the dots : think into the box. At Right Angles. pp. 44-50. ISSN 2582-1873

Titus, Sneha (2019) Quilting : explorations by a mathematics teacher. At Right Angles. pp. 61-65. ISSN 2582-1873

गोमती, आर. (2019) टाइल्स से खेलना : टेसिलेशन की शुरुआत. At Right Angles. ISSN 2582-1873

टाइटस, स्नेहा (2019) क्विल्टिंग : एक गणित-शिक्षक की पड़ताल. At Right Angles. ISSN 2582-1873

नायर, विनय (2019) एक वर्ग को बराबर हिस्सों में बाँटना. At Right Angles. ISSN 2582-1873

मॉन्टेरो, विवेक (2019) डब्ल्यू. डब्ल्यू. सॉयर : गणित के सार्वभौमिक शिक्षक. At Right Angles. ISSN 2582-1873

July 2019

UNSPECIFIED (2019) A very brief introduction to fractals. At Right Angles (4). p. 1. ISSN 2582-1873

Bhaduri, Ananda (2019) Circles inscribed in segments. At Right Angles (4). pp. 22-26. ISSN 2582-1873

Community Mathematics Centre, CoMaC (2019) Can there be SSA congruence? At Right Angles (4). pp. 66-69. ISSN 2582-1873

Community Mathematics Centre, CoMaC (2019) Computing an angle in an equilateral triangle. At Right Angles (4). pp. 102-103. ISSN 2582-1873

De, Prithwijit (2019) A geometric exploration. At Right Angles (4). pp. 90-92. ISSN 2582-1873

De, Prithwijit and Shirali, Shailesh (2019) Problems for the Senior school. At Right Angles (4). pp. 87-89. ISSN 2582-1873

G. R., Veena (2019) The gap between ‘HOW’ and ‘WHY’ in mathematics…. At Right Angles (4). p. 54. ISSN 2582-1873

Ghosh, Jonaki (2019) Exploring fractals : the geogebra way. At Right Angles (4). pp. 77-83. ISSN 2582-1873

Jagadeeshan, Shashidhar (2019) From regular pentagons to the icosahedron via the golden ratio - part I. At Right Angles (4). pp. 5-9. ISSN 2582-1873

Krishnamoorthy, Usha (2019) Data, perception and ignorance. At Right Angles (4). pp. 104-112. ISSN 2582-1873

Miraj, Rahil (2019) Radii of in-circle and ex-circles of a right- angled triangle. At Right Angles (4). pp. 27-30. ISSN 2582-1873

R., Haragopal (2019) ‘CuRe’ triplets. At Right Angles (4). pp. 45-47. ISSN 2582-1873

Raghunath, Sabitha and Bhansali, Sneha (2019) π enters the 5th class. At Right Angles (4). pp. 33-37. ISSN 2582-1873

Ramachandran, A. (2019) DIY problems for the middle school. At Right Angles (4). pp. 84-86. ISSN 2582-1873

Ramachandran, A. (2019) A path to π. At Right Angles. pp. 31-32. ISSN 2582-1873

Shirali, Padmapriya (2019) Ratio. At Right Angles (4). ISSN 2582-1873

Shirali, Shailesh (2019) Adventures in problem solving. At Right Angles (4). pp. 96-101. ISSN 2582-1873

Shirali, Shailesh (2019) How to prove it. At Right Angles (4). pp. 70-76. ISSN 2582-1873

Shirali, Shailesh (2019) The constants of mathematics - part IV : yet more on the remarkable number e. At Right Angles (4). pp. 10-18. ISSN 2582-1873

Shirali, Shailesh (2019) A counter-intuitive Pythagorean surprise. At Right Angles (4). pp. 19-21. ISSN 2582-1873

Shirali, Shailesh (2019) A triangle area problem. At Right Angles (4). pp. 93-95. ISSN 2582-1873

Sircar, Swati (2019) Exploring properties of addition and multiplication with integers. At Right Angles (4). pp. 59-65. ISSN 2582-1873

Sircar, Swati (2019) Tearout : fun with dot sheets. At Right Angles (4). pp. 55-58. ISSN 2582-1873

Sircar, Swati and Titus, Sneha (2019) Joining the dots... At Right Angles (4). pp. 48-53. ISSN 2582-1873

Takker, Shikha (2019) Understanding learners’ thinking through an analysis of errors. At Right Angles (4). pp. 38-44. ISSN 2582-1873

रघुनाथ, सबिता and भंसाली, स्नेहा (2019) पाँचवीं कक्षा में π का प्रवेश. At Right Angles. ISSN 2582-1873

सरकार, स्वाती (2019) डॉट शीट्स के साथ मज़ा. At Right Angles. ISSN 2582-1873

November 2019

Bhatt, Meghraj (2019) Simple cryptography. At Right Angles (5). pp. 29-31. ISSN 2582-1873

De, Prithwijit and Shirali, Shailesh (2019) Problems for the senior school. At Right Angles (5). pp. 77-80. ISSN 2582-1873

Ghosh, Jonaki B. (2019) The game of craps. At Right Angles (5). pp. 66-73. ISSN 2582-1873

Gowers, William Timothy (2019) How Craig Barton wishes he’d taught maths. At Right Angles (5). pp. 83-88. ISSN 2582-1873

Jagadeeshan, Shashidhar (2019) From regular pentagons to the icosahedron and dodecahedron via the golden ratio – ii. At Right Angles (5). pp. 17-26. ISSN 2582-1873

Jha, Shreyan (2019) Explorations on triangles with integer sides. At Right Angles (5). pp. 41-42. ISSN 2582-1873

Katkar, Laxman N. (2019) Extensions of the theorem of Pythagoras. At Right Angles (5). pp. 11-16. ISSN 2582-1873

Murthy, M. Narasimha (2019) Brahmagupta’s theorem. At Right Angles (5). p. 27. ISSN 2582-1873

Nair, Vinay (2019) A mathematical pilgrimage : Ramanujan yatra. At Right Angles (5). pp. 5-10. ISSN 2582-1873

Nandi, Avipsha (2019) Orthocentre of a triangle and its distance from any point in the plane. At Right Angles (5). pp. 58-65. ISSN 2582-1873

Prakash, Anand (2019) A modified pascal triangle. At Right Angles (5). pp. 37-40. ISSN 2582-1873

Radhu, Jaleel (2019) A challenging geometric construction problem. At Right Angles (5). pp. 81-82. ISSN 2582-1873

Ramachandran, A. (2019) Generalising the divisibility tests of 9 and 11. At Right Angles (5). pp. 32-33. ISSN 2582-1873

Ramachandran, A. (2019) Middle school problems on averages. At Right Angles (5). pp. 74-76. ISSN 2582-1873

Shirali, Padmapriya (2019) Percentages. At Right Angles (5). pp. 1-12. ISSN 2582-1873

Shirali, Shailesh (2019) How to prove it. At Right Angles (5). pp. 51-57. ISSN 2582-1873

Sircar, Swati (2019) Low floor high ceiling tasks : in-cyclic quads. At Right Angles (5). pp. 47-50. ISSN 2582-1873

Sircar, Swati (2019) Tearout : isometric sketches and more. At Right Angles (5). pp. 43-46. ISSN 2582-1873

Venkatasubban, Rajatadri (2019) An unusual proof of the centroid theorem. At Right Angles (5). pp. 34-36. ISSN 2582-1873

गिरिधर, एस. (2019) बाज़ार और गणित. At Right Angles. ISSN 2582-1873

नायर, विनय (2019) एक गणितीय तीर्थयात्रा : रामानुजन यात्रा. At Right Angles. ISSN 2582-1873