HIDAYAH, Shofia; SURAYAH, Anis; MAHTUM, Rohikim; MAULIDIYAH, Ulfa Puji; ULFA, Maria; NURBAYU, Rudi Ansyah; UMIANA, Umiana. PENDAMPINGAN BELAJAR RUMUS LINGKARAN MENGGUNAKAN ALAT PERAGA PALU (PAPAN LUAS) LINGKARAN. Community Development Journal : Jurnal Pengabdian Masyarakat, [S. l.], v. 2, n. 2, p. 192–199, 2021. DOI: 10.31004/cdj.v2i2.1682. Disponível em: https://journal.universitaspahlawan.ac.id/index.php/cdj/article/view/1682. Acesso em: 5 dec. 2025.