Pengembangan Perangkat Pembelajaran Matematika Menggunakan Model Problem Base…

This research aims to produce valid and practical learning tools, namely Syllabus, RPP, and LKPD on the material of Quadrilateral and Triangle for class VII SMP. This research is motivated by the importance of learning tools that can facilitate students' mathematical problem solving abilities. This research use 4D model which consists of 4 stages were definition, design, development, and dissem…