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Result 81 to 100 of 326 total

A prominent correlation on the extended angle bisector. (English)
Math. Compet. 24, No. 1, 33-36 (2011).
Classification: G40 B60
81
Cyclic polygons in non-Euclidean geometry. (English)
Elem. Math. 66, No. 2, 74-82 (2011).
Classification: G65 Reviewer: Andrzej Szczepański (Gdańsk)
82
In pursuit of angles. Pt. 3. (La chasse aux angles (partie 3).) (French)
Losanges, No. 15, 65-68 (2011).
Classification: G40
83
The dynamic geometry sofware Apprenti Géomètre. Pt. 4. (Touche à mon pote AG (4) .. ou le sens de l’orientation.) (French)
Losanges, No. 15, 55-62 (2011).
Classification: G40 U70 R20
84
Crosscut convex quadrilaterals. (English)
Math. Mag. 84, No. 1, 16-25 (2011).
Classification: G40 G70 G30
85
Convex quadrilaterals and their properties in the training of teachers for primary education. (English)
Acta Didact. Univ. Comen., Math., No. 11, 73-84 (2011).
Classification: G29 G49 B50 C32
86
Actively discovering the family of quadrilaterals and using a PC to construct them. (Die Familie der Vierecke handelnd entdecken und am PC konstruieren.) (German)
Grundsch. Math., No. 30, Ebene Formen, 32-35 (2011).
Classification: G22 D82 U72
87
Problems with vertices and edges. (Aufgaben mit Ecken und Kanten.) (German)
Grundsch. Math., No. 30, Ebene Formen, 28-31 (2011).
Classification: G22 D52
88
Order in chaos. (Ordnung im Chaos.) (German)
Monoid 30, No. 104, 3-7 (2010).
Classification: K20 K30 N70
89
Cyclicity. (English)
Math. Sch. (Leicester) 39, No. 4, 34-35 (2010).
Classification: G40
90
Using SuperSketchpad to explore “cosine trees". (English)
Math. Medley 36, No. 1, 23-27 (2010).
Classification: G40 U70
91
The story of the three little octagons. (Die Geschichte von den drei kleinen Achtecken.) (German)
Spektrum Wiss. 2010, No. 8, 60-66 (2010).
Classification: G40 N60 M40
92
Enumeration via partitions. (English)
Consortium, No. 98, 17-21 (2010).
Classification: G40 K20
93
Why I use interactive whiteboards. (English)
Math. Teach. (Reston) 104, No. 4, 250-253 (2010).
Classification: U70
94
Some elementary uses of complex numbers. (English)
Comput. Methods Funct. Theory 10, No. 2, 579-584 (2010).
95
A study of the syllabus based on Van Hiele theory using GSP in middle school geometry ‒ focused on 2nd grade middle school students ‒. (Korean. English summary)
J. Korea Soc. Math. Educ. Ser. A, Math. Educ. 49, No. 1, 85-109 (2010).
Classification: D13 G43
96
The move of the quadrilaterals. An approach to the system of quadrilaterals. (Der Umzug der Vierecke. Eine Einführung in die Systematik der Vierecke.) (German)
Math. Lehren, No. 161, 16-20 (2010).
Classification: G43 D83 Reviewer: Renate Stürmer (Zweibrücken)
97
With paper and scissors to the formula for the area of a trapezium. Self-active development and combination of representations. (Mit Papier und Schere zur Flächeninhaltsformel für das Trapez. Eigenaktiv Darstellungen erarbeiten und verknüpfen.) (German)
PM Prax. Math. Sch. 52, No. 32, 20-24 (2010).
Classification: G33 D83
98
A successful frontal lesson. Working out the angle sum of quadrilaterals. (Eine gelungene Frontalstunde. Die Winkelsumme im Viereck erarbeiten.) (German)
Math. Lehren, No. 158, 22-24; 45 (2010).
Classification: G43 D83 Reviewer: Renate Stürmer (Zweibrücken)
99
Active acquisition of mathematical knowledge using interactive learning materials. (Aktívne osvojovanie matematických poznatkov pomocou interaktívnych učebných materiálov.) (Slovak)
Mat. Fyz. Inform. 18, No. 8, 488-497 (2009).
Classification: G44 D54 U50
100

Result 81 to 100 of 326 total

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