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Result 141 to 160 of 490 total

Different triangles: from planes to geodesics. (Triângulos diferentes: dos planos aos geodésicos.) (Portuguese. English summary)
Educ. Mat. Pesqui. 13, No. 1, 77-93 (2011).
Classification: G40 G60 M50 G90
141
Exploring the final frontier. Using space related problems to assist in the teaching of mathematics. (English)
Maasz, Jürgen (ed.) et al., Real-world problems for secondary school mathematics students. Case studies. Rotterdam: Sense Publishers (ISBN 978-94-6091-541-3/pbk; 978-94-6091-542-0/hbk; 978-94-6091-543-7/ebook). 155-171 (2011).
Classification: M50 F90 G60 I40
142
Pythagorean triples: avenues for exploration. (English)
Math. Teach. (Reston) 105, No. 4, 311-315 (2011).
Classification: F60 G60 F50
143
Strategies for generating polynomial equations with trigonometric values as roots. (Estrategias para generar ecuaciones polinomiales con raíces valores de funciones trigonométricas.) (Spanish. English summary)
Bol., Soc. “Puig Adam" Profr. Mat., No. 88, 14-30 (2011).
Classification: H30 I20 G60
144
Al-Kashi 3D. (Al-Kashi 3D.) (French)
Bull. AMQ 51, No. 2, 40-44 (2011).
Classification: G60 G70
145
Cosine law or al-Khashi’s theorem? (Loi des cosinus ou théorème d’Al-Kashi?) (French)
Bull. AMQ 51, No. 1, 64-66 (2011).
Classification: A30 G60
146
Several notes about equivalence of mathematical theorems. (Několik poznámek o ekvivalenci matematických vět.) (Czech)
Učitel Mat. 19, No. 3, 165-171 (2011).
Classification: G60 E40 G40 C30
147
An apology. (Omluva.) (Czech)
Učitel Mat. 19, No. 3, 163-164 (2011).
Classification: G60 E40 G40 C30
148
New Year’s meditation on the equivalence of geometrical theorems. (Silvestrovské rozjímání o ekvivalenci geometrických vět.) (Czech)
Učitel Mat. 19, No. 2, 89-94 (2011).
Classification: G60 E40 G40 C30
149
To understand or to know. (Rozumět nebo umět.) (Czech)
Mat. Fyz. Inform. 21, No. 4, 193-206 (2011).
Classification: G60 I30 C30
150
Life is a bowl of mathematics. (English)
Math. Teach. (Reston) 105, No. 3, 174-178 (2011).
Classification: G60 I20
151
Problem solving, logic and triangles with Mathematica. (Problem-solving, logica e triangoli con Mathematica.) (Italian. English summary)
Educ. Mat. (Cagliari) 32, No. 2, 45-60 (2011).
Classification: U70 D50 E30 G60
152
A different trigonometry problem. (English)
Consortium, No. 100, 5 (2011).
Classification: G60
153
The review of Euclidean geometry and the multi-purpose graphics. (English)
Far East J. Math. Educ. 7, No. 2, 157-162 (2011).
Classification: G40 G60
154
A study on Xue Feng-zuo’s method to solve the spherical triangles. (Chinese. English summary)
J. Northwest Univ., Nat. Sci. Ed. 41, No. 4, 737-741 (2011).
Classification: A30 G60
155
Length of daytime. (Tageslänge.) (German)
Wurzel 45, No. 12, 276-279 (2011).
Classification: M50 G60
156
Geometry on the global sphere ‒ a plea for the globe. (Geometrie auf der Erdkugel ‒ ein Plädoyer für den Globus.) (German)
IBDG, Inf.bl. Geom. 30, No. 2, 30-37 (2011).
Classification: G60 M50 G50 G90
157
Shadow square and Jacob’s staff - historical measurement instruments as modelling tools. (Schattenquadrat und Jakobsstab - Historische Messinstrumente als Modellierungswerkzeuge.) (German)
Henning, Herbert (ed.) et al., Realität und Modell. Mathematik in Anwendungssituationen. Münster: WTM-Verlag (ISBN 978-3-942197-14-4/pbk). Schriften zum Modellieren und zum Anwenden von Mathematik 1, 141-153 (2011).
Classification: N80 G60 A30
158
“Jacobs staff and shadow squares” - historical measurement tools in mathematics teaching. (“Jakobsstab und Schattenquadrat” - Historische Messinstrumente im Mathematikunterricht.) (German)
Henning, Herbert (ed.) et al., Materialien für einen realitätsbezogenen Mathematikunterricht. Band 17. Historisches für den Unterricht nutzbar gemacht. Hildesheim: Franzbecker (ISBN 978-3-88120-517-7/pbk). Schriftenreihe der ISTRON-Gruppe, 86-92 (2011).
Classification: N80 G60 A30
159
Proof without words: an arctangent equality. (English)
Math. Comput. Educ. 45, No. 3, 197 (2011).
Classification: G60 E50
160

Result 141 to 160 of 490 total

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