Tri Atmojo Kusmayadi
Prodi Magister Pendidikan Matematika, Pascasarjana, FKIP – UNS

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Transformation geometry in eleventh grade using digital manipulative batik activities Sahara, Sani; Dolk, Maarten; Hendriyanto, Agus; Kusmayadi, Tri Atmojo; Fitriana, Laila
Journal on Mathematics Education Vol. 15 No. 1 (2024): Journal on Mathematics Education
Publisher : Universitas Sriwijaya in collaboration with Indonesian Mathematical Society (IndoMS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22342/jme.v15i1.pp55-78

Abstract

Learning Transformation Geometry (TG) needs a more informal approach to concern situational problems. This study aims to develop actionable knowledge of TG in the form of design related to context and yet general enough to use digital manipulative activities in new situations. We propose such knowledge in the form of conjectured Local Instructional Theory (LIT) in the framework of design research methodological framework. The designed learning activities were based on Realistic Mathematics Education (RME) principles and used batik as the context and van Hiele’s mode of geometric thought. In addition, the CorelDraw software is used as a tool to transform batik-making activities into a digital manipulative environment. The design consists of a pre-assessment and four learning activities. The data were analyzed retrospectively in accordance with the HLT. The analysis of the data described above and the justification of the processes during the teaching experiment indicate a compelling trajectory for students learning transformation geometry for this specific context and the prospect for future studies.
Co-Authors A.A. Ketut Agung Cahyawan W Abdul Aziz Abdul Ghofur Abdul Razak Agus Darmawan Ambar Nurhayati Anggrahini Anggrahini Arianti Puspita Dewi Arinta Rara Kirana Asip Cakra Buana, Asip Cakra Atik Fitriya N author Ari Suningsih Budi Usodo Desi Gita Andriani Dewi Kurniasari, Dewi Dian N Safitri Dian Panji Wicaksono Dwi A, Yuridis Madyarsa Dwi Yuni Pramugarini Eli Widoyo Retno Endah Wulantina, Endah Farah Umami Farida Nurhasanah Fatmawati, Ulya Fauzi Mulyatna Ferri Ardianzah, Ferri Fida Rahmantika Hadi, Fida Rahmantika Fina Hanifa Hidayati Fitriana, Laila Frasetyana, Anita Diah Gatut Iswahyudi Habib Ratu Perwira Negara Hafidh Jauhari Hendriyanto, Agus Hidayat, Edisut Taufik Iim Marfuah Ika Wulandari Imam Sujadi Indra Kurniawan Irma Ayuwanti Juitaning Mustika Juliana Nasution KOMARUDIN Labiba Zahra, Labiba Linda Sunarya Lingga Nico Pradana Maarten Dolk, Maarten Mardiyana Mardiyana MIFTACHUL ANAS Mishbahul Huda, Mishbahul Muhtarom Nanndo Yannuansa, Nanndo Naraswari, Titania Putri Nelly Indriastuti P Nina Nurmasari Nindia Elisie Anggraini Nunung Juwariah, Nunung Nur Anida Laila Nurmalitasari Nurmalitasari Nurul Hidayati Shaliha, Nurul Hidayati Ony Syaiful Rizal, Ony Syaiful Puput Suriyah Putri, Saskia Rizkiana Rahayu Sri W Retno Sari Riyadi Riyadi Rosa Rosdiana Retno H Sahara, Sani Sri Indayani, Sri Sri Kuntari Sukowiyono Sukowiyono Supriyatin Supriyatin Susmono Susmono Suyono Suyono Tanti Listiani, Tanti Tri Yuliana Tunjung Genarsih, Tunjung Ummi Rosyidah, Ummi Wahyu Astuti Budi Wahyu Nofiansyah, Wahyu Wahyumiarti Wahyumiarti, Wahyumiarti Widi Lestari Winarno, Bowo Yekti Putri Kusumaningtyas Zara Mertiana RZ