NURAINI, N.; HASRATUDDIN, H.; NAPITUPULU, E.; SARAGIH, S.; AZMI, N.; RAMADHANI, R. Designing a Hypothetical Learning Trajectory Using Prezi Presentation and GeoGebra Application on Flat-Shaped Triangle Geometry Materials. KnE Social Sciences, v. 9, n. 13, p. 418–425, 26 Apr. 2024.