TRIANGLE CONCEPT CONSTRUCTION THROUGH ETHNOMATHEMATICS-BASED ONLINE LEARNING OF KALAMATA FORT ARTIFACTS
This study aimed to construct a triangle for junior high school students through online learning rumchata proof based on the Ethnomathematics of Kalamata Fort Artifacts.This research is descriptive qualitative research with a case study type.The data collection methods used are concept understanding tests and interviews.The subjects of this study w