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Journal : JURNAL MathEdu (Mathematic Education Journal)

STUDI ETNOGRAFI : KONSEP TRANSFROMASI GEOMETRI KERIS KYAI TENGARA Annastiar, Sabrina; Chandra, Fabira; Muzaiyanah, Ufiq; Arfinanti, Nurul; Suparni, Suparni
JURNAL MathEdu (Mathematic Education Journal) Vol 8 No 3: JURNAL MathEdu (Mathematic Education Journal) November 2025
Publisher : Program Studi Pendidikan Matematika Institut Pendidikan Tapanuli Selatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37081/mathedu.v8i3.7452

Abstract

This research is motivated by the existence of a link between cultural elements that can represent mathematical objects as an alternative learning media in mathematics material. Indonesia has a variety of cultural heritages, one of which is Keris. This culture can be used to explore mathematical concepts to bring mathematics closer to cultural elements; it can also be used in the context of school learning. The main objective of this study is to examine the concept of geometric transformation contained in the Keris motif, the Keris, which is the main object in this study, namely "Keris Kyai Tengara". This research is included in qualitative research using an ethnographic approach. This study's data collection process was done through observation, documentation and interviews with Kris's caretakers and mathematicians. The results of this study indicate that the motifs in the kyai tengara kris apply the concept of geometry transformation. The idea of translation is found in the blue fan motif, the concept of reflection is found in the pattern of animal motifs on the kris frame, and the idea of dilation is found in the pattern of elephant wings on the kris.
Co-Authors Afifah, Laili Khiyarul Agus Kamaludin Aini, Aisyah Nurul Ainie Rahmah Al Faras, Naufal Asyam Alfarizi, Amirul Hakim Alifa, Vina Noer Alviansyah Putra Indrayadi Andani, Lusiana Novi Anis Luluk Rahmadani Anisa, Khomisa Annastiar, Sabrina Annisa Firanti Antia, Vindy Arif Fadhil Muhammad Ashabulabib, Adib Atsari, Isnaini Hasan Aulia Faqih Rifa’i Aulia Faqih Rifa’i Ayyasy, Dhestha Tsabita Azka, Raekhan Azzaini Husna Shafa Hidayah Burhanudin Arif Nurnugroho Cahyaningtias, Kintan Rahmaeda Chandra, Fabira Damar Jati, Wahyu Danila Rusdiana Devi Dewi Masyithoh Dian Purnamasari Dwi Rachmanto Ega Ayu Lutfiani Fadlilah Aziz Ramadan Fauzi , Bagus Naufal Felisa, Dhea Ika Fer, Lidwina Ferdiana Putri Hajid, Gamal Abdul Nasher Al Hakim, Salma Halimatus Sadiyah Handayani, Laila Fitria Haqq, Wildan Saiful Herdiani, Maida Maulia Husein, Ragil Muhammad Ibrahim . Ibrahim Ibrahim Indrayadi, Alviansyah Putra Inneke Salwa Ramadiani Isnazuharoh, Maulyna Nur Istighfari, Ulya Tsani Iwan Kuswidi Izdihar, Savira Devi Fairuz Juwairiyah Miftakhul Jannah Khansa, Najma Aufa Khizanaturrohmah Nur Maziyah Khoiriyah, Mia Khusnul, Eva Laelatul Mutmainah Latif, Burhanuddin Lestari, Devinta Fajar Lintang, Lintang Ega Shavira Maheswari, Sasikirana Zahra Mahmouda, Camela Putri Mileni Apriliana Mohammad Ichsanul A’mal Mufida, Naila Rahma Muhakimah, Ihtiyatul Muhammad Fadillah Muhammad Iqna Hibatallah Mukhlis Nur Fathi Munawwaroh, Siti Masithoh Muzaiyanah, Ufiq Nanda Veronika Nareswari, Adita Nisa Hidayati Nur'Afianti Nur'aini, Fatma Azzahra Nurhasanah, Aida Nurmala Nurmala Qonitina Sholihah, Mandy Raekha Azka Raekha Azka, Raekha Rahmania, Talia Ramadhan, Fadlilah Aziz Ramadhani, Aisyah Ramadhani, Alifia Kania Reny Jamaliyah Ria Juliana Riza Nur Fadila Rizka Aura Maharani Subagiyo Rizqi, Alfiya Rizqiana Azizah Saraswati Safarinda Tri Handayani Salma Hakiim Salsabila, Zahrina Sandani, Arief Sari, Nur Aini Amalia Sekarsari, Adinda Shahnaz Nurazizah Supardi U.S. Suparni Suparni Suryanto, Suyanto Uswatun Hasanah Wibowo, Azmi Wibowo, Azmi Magisty Winarti Wulandari, Nidya Ferry Wuryanti, Siti Hirodah Yesi Ismawati Yesi Ismawati Yuhan Futri Basya Yuhan Futri Basya Yulianto, Nanang Yunita Kurniawati, Yunita Zahra, Khansa Maryska Zuliana, Sri Utami