摘要:This study aims to describe the consequences of student responsibility in learning mathematics in high school. This research is a qualitative research with ethnography design. Techniques of collecting data using interviews, observation, and documentation. Data analysis techniques use interactive model analysis. The results of this study: 1) students can help himself that is not unyielding in doing many tasks and difficult. Students who have completed the task are sure to have good grades in the report card so that will help him enroll in State College through SNMPTN. Neat student records help themselves in learning whether it is repeating the material or doing the task. 2) efficient students help others is doing their own work without the help of others. This means that if students do not interfere with his friends then his friends can work or learn without any disturbing so as to improve his achievement. 3) students can be trusted to do the tasks and mandate that charged well. In the teacher’s note Counseling Guidance there are students who feel unbelievable that it needs special handling until the psychiatrist is called. With the help of BK teacher, Wakasek Kesiswaan, and Guardian Class the problem can be resolved. Students who give mandate as chairman of the class or chairman of the organization must be able to carry out their duties with responsibility to be trusted.