VELLASCO-GOMES, A.; SILVEIRA, M. C. C.; MARCO, F. F. de. Teaching proposal in triangles and quadrilaterals in the 6th year of elementar education using the GeoGebra platform. BRAZILIAN ELECTRONIC JOURNAL OF MATHEMATICS, Uberlândia, v. 5, n. especial - SiTAPEM, p. 118–132, 2024. DOI: 10.14393/BEJOM-v5-2024-71674. Disponível em: https://seer.ufu.br/index.php/BEJOM/article/view/71674. Acesso em: 25 aug. 2024.