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Pratiwi R, Hidayati N. Kemampuan Pemecahan Masalah Matematis Siswa Kelas XI SMK Berdasarkan Tahapan Polya . educatio [Internet]. 2022 Mar. 5 [cited 2025 Sep. 18];8(1):256-63. Available from: https://www.ejournal.unma.ac.id/index.php/educatio/article/view/1978