Investigating lower secondary school students’ geometric argumentation structure using Toulmin model

Geometric argumentation has an important role in solving mathematical problems in geometric material, so students must have this ability. Each student has different thoughts, including when stating arguments. Each student's arguments will vary and be at different levels. This study aims to dete...

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Main Authors: M. Rizky Ramandani, Yusuf Hartono, Cecil Hiltrimartin, Nyimas Aisyah
Format: Article
Language:Indonesian
Published: Universitas Hamzanwadi 2024-06-01
Series:Jurnal Elemen
Subjects:
Online Access:https://e-journal.hamzanwadi.ac.id/index.php/jel/article/view/24116
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author M. Rizky Ramandani
Yusuf Hartono
Cecil Hiltrimartin
Nyimas Aisyah
author_facet M. Rizky Ramandani
Yusuf Hartono
Cecil Hiltrimartin
Nyimas Aisyah
author_sort M. Rizky Ramandani
collection DOAJ
description Geometric argumentation has an important role in solving mathematical problems in geometric material, so students must have this ability. Each student has different thoughts, including when stating arguments. Each student's arguments will vary and be at different levels. This study aims to determine the levels of lower secondary school students' geometric argumentation. This research was conducted in a lower secondary school involving 20 ninth-grade students. Students participating in this study were asked to work on geometry problems related to proof. Through the proofs carried out, the argumentation structure owned by students is visible. The structures of argumentation given by the students were then analysed using Toulmin's model of argumentation.  The components of the Toulmin model used consist of claim, data, warrant, and backing.  The results of the analysis of the proof prepared by the students stated that some of the students have been able to reach a high level of geometric argumentation and can compile a series of proofs. But not a few of them also have difficulty compiling the proof, have difficulty providing the components of the Toulmin model, and make some mistakes. Errors made by students include symbol writing errors, calculation errors, and others.
format Article
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institution Kabale University
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language Indonesian
publishDate 2024-06-01
publisher Universitas Hamzanwadi
record_format Article
series Jurnal Elemen
spelling doaj-art-cbe1b86857c44c85b5ec7bc2e02d9c1c2025-02-01T08:24:40ZindUniversitas HamzanwadiJurnal Elemen2442-42262024-06-0110226027310.29408/jel.v10i2.2411621712Investigating lower secondary school students’ geometric argumentation structure using Toulmin modelM. Rizky Ramandani0Yusuf Hartono1Cecil Hiltrimartin2Nyimas Aisyah3Sriwijaya UniversitySriwijaya UniversitySriwijaya UniversitySriwijaya UniversityGeometric argumentation has an important role in solving mathematical problems in geometric material, so students must have this ability. Each student has different thoughts, including when stating arguments. Each student's arguments will vary and be at different levels. This study aims to determine the levels of lower secondary school students' geometric argumentation. This research was conducted in a lower secondary school involving 20 ninth-grade students. Students participating in this study were asked to work on geometry problems related to proof. Through the proofs carried out, the argumentation structure owned by students is visible. The structures of argumentation given by the students were then analysed using Toulmin's model of argumentation.  The components of the Toulmin model used consist of claim, data, warrant, and backing.  The results of the analysis of the proof prepared by the students stated that some of the students have been able to reach a high level of geometric argumentation and can compile a series of proofs. But not a few of them also have difficulty compiling the proof, have difficulty providing the components of the Toulmin model, and make some mistakes. Errors made by students include symbol writing errors, calculation errors, and others.https://e-journal.hamzanwadi.ac.id/index.php/jel/article/view/24116geometric argumentationproofstoulmin model
spellingShingle M. Rizky Ramandani
Yusuf Hartono
Cecil Hiltrimartin
Nyimas Aisyah
Investigating lower secondary school students’ geometric argumentation structure using Toulmin model
Jurnal Elemen
geometric argumentation
proofs
toulmin model
title Investigating lower secondary school students’ geometric argumentation structure using Toulmin model
title_full Investigating lower secondary school students’ geometric argumentation structure using Toulmin model
title_fullStr Investigating lower secondary school students’ geometric argumentation structure using Toulmin model
title_full_unstemmed Investigating lower secondary school students’ geometric argumentation structure using Toulmin model
title_short Investigating lower secondary school students’ geometric argumentation structure using Toulmin model
title_sort investigating lower secondary school students geometric argumentation structure using toulmin model
topic geometric argumentation
proofs
toulmin model
url https://e-journal.hamzanwadi.ac.id/index.php/jel/article/view/24116
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AT yusufhartono investigatinglowersecondaryschoolstudentsgeometricargumentationstructureusingtoulminmodel
AT cecilhiltrimartin investigatinglowersecondaryschoolstudentsgeometricargumentationstructureusingtoulminmodel
AT nyimasaisyah investigatinglowersecondaryschoolstudentsgeometricargumentationstructureusingtoulminmodel