The teaching of geometric (Isometric) transformations at secondary school level: what approach to use and why?

The topic of Geometric transformation is topic number 10 out of 11 topics on the national ordinary level mathematics syllabus. It involves both analytic and algebraic geometry. Analytic because it can be approached using the graphical perceptive, and algebraic because matrix theory can be applied. I...

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Main Author: Mashingaidze, Samuel
Format: Article
Language:English
Published: Canadian Center of Science and Education 2016
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Online Access:http://www.ccsenet.org/journal/index.php/ass/article/view/22662
http://hdl.handle.net/11408/1605
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author Mashingaidze, Samuel
author_facet Mashingaidze, Samuel
author_sort Mashingaidze, Samuel
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description The topic of Geometric transformation is topic number 10 out of 11 topics on the national ordinary level mathematics syllabus. It involves both analytic and algebraic geometry. Analytic because it can be approached using the graphical perceptive, and algebraic because matrix theory can be applied. It requires learners to have a good grasp of a number of skills, the so called assumed knowledge. Thus Teachers of mathematics before designing, selecting and implementing a lesson, ought to understand the knowledge that their students already have (or do not have). This is because one mathematical topic depends on another, early strengths support later progress while earlier weaknesses compound into greater debility. Such information is extremely useful for planning instruction. Assumed knowledge base covers topics such as vectors, construction of shapes, symmetry, properties of shapes, Cartesian equations and graphs, similarity and congruency, etc. Because of such demands learners are found wanting especially where it involves deciding the type of transformation. It is thus the thrust of this paper to approach transformations first by using graphs. Such an approach may cause understanding and enjoyment amongst teachers and learners in the topic. This approach aims at exposing the student to real practical experiences with transformations. Brief synopses on issues of the subject content are provided.
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spelling ir-11408-16052022-06-27T13:49:06Z The teaching of geometric (Isometric) transformations at secondary school level: what approach to use and why? Mashingaidze, Samuel Translation, reflection, rotation The topic of Geometric transformation is topic number 10 out of 11 topics on the national ordinary level mathematics syllabus. It involves both analytic and algebraic geometry. Analytic because it can be approached using the graphical perceptive, and algebraic because matrix theory can be applied. It requires learners to have a good grasp of a number of skills, the so called assumed knowledge. Thus Teachers of mathematics before designing, selecting and implementing a lesson, ought to understand the knowledge that their students already have (or do not have). This is because one mathematical topic depends on another, early strengths support later progress while earlier weaknesses compound into greater debility. Such information is extremely useful for planning instruction. Assumed knowledge base covers topics such as vectors, construction of shapes, symmetry, properties of shapes, Cartesian equations and graphs, similarity and congruency, etc. Because of such demands learners are found wanting especially where it involves deciding the type of transformation. It is thus the thrust of this paper to approach transformations first by using graphs. Such an approach may cause understanding and enjoyment amongst teachers and learners in the topic. This approach aims at exposing the student to real practical experiences with transformations. Brief synopses on issues of the subject content are provided. 2016-06-20T14:38:35Z 2016-06-20T14:38:35Z 2012 Article 1911-2017 http://www.ccsenet.org/journal/index.php/ass/article/view/22662 http://hdl.handle.net/11408/1605 en Asian Social Science;Vol. 8, No. 15; p. 197-210 open Canadian Center of Science and Education
spellingShingle Translation, reflection, rotation
Mashingaidze, Samuel
The teaching of geometric (Isometric) transformations at secondary school level: what approach to use and why?
title The teaching of geometric (Isometric) transformations at secondary school level: what approach to use and why?
title_full The teaching of geometric (Isometric) transformations at secondary school level: what approach to use and why?
title_fullStr The teaching of geometric (Isometric) transformations at secondary school level: what approach to use and why?
title_full_unstemmed The teaching of geometric (Isometric) transformations at secondary school level: what approach to use and why?
title_short The teaching of geometric (Isometric) transformations at secondary school level: what approach to use and why?
title_sort teaching of geometric (isometric) transformations at secondary school level: what approach to use and why?
topic Translation, reflection, rotation
url http://www.ccsenet.org/journal/index.php/ass/article/view/22662
http://hdl.handle.net/11408/1605
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