Penerapan Strategi Active Learning Tipe the Power of Two dengan Soal-soal Open-Ended Terhadap Kemampuan Pemecahan Masalah Matematika Siswa Kelas IX SMPN 3 Pariangan
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Penerapan Strategi Active Learning Tipe the Power of Two dengan Soal-soal Open-Ended Terhadap Kemampuan Pemecahan Masalah Matematika Siswa Kelas IX SMPN 3 Pariangan