Ethnomathematics in Wedding Traditions of Dayak Ethnic

Abstract

The purpose of this study was to explore ethnomathematics in the Dayak Pompak'ng ethnic marriage tradition. The type of research used in this study is qualitative research with an ethnographic approach. This research was conducted on the Dayak Pompak'ng community, especially in Lintang Pelaman Village, precisely in Lintang Pelaman Hamlet, Kapuas District, Sanggau Regency, West Kalimantan Province, Indonesia. The data sources are custom leaders and mathematics teachers, and Dayak Pompak'ng people. Data collection techniques used in this study are direct observation, direct communication, and documentary techniques. Data collection tools used are observation sheets, interview guidelines, and documents. The data analysis technique used in this research is data reduction, data display and conclusion drawing/verification. The validity checking technique used is source triangulation. Based on the data analysis conducted on the findings in the field and interviews, the results of this study indicate that there are wedding traditional tools and activities that have mathematical concepts in form, use in the form of tools used, and how to use these tools. The materials in the traditional Dayak Pompak'ng ethnic game are flat shapes, Pythagorean theorem, spatial figures, calculations and sequences and series. The results showed that there was a relation between local culture and mathematics learning.