Gina Mahitza, Angriani, A. D., Mardhiah, Nursalam and Lisnasari Andi Mattoliang (2024) “Analysis of Problems in Class X High School Mathematics Textbooks on Trigonometry Material in Terms of HOTS Type”, Alauddin Journal of Mathematics Education, 6(2), pp. 225-237. doi: 10.24252/ajme.v6i2.52425.