Adamu, G. “EFFECT OF ETHNO-MATHEMATICS AND CONVENTIONAL TEACHING APPROACHES ON STUDENTS’ ACHIEVEMENT, INTEREST AND RETENTION IN GEOMETRY IN SELECTED SECONDARY SCHOOLS IN MAKURDI METROPOLIS, BENUE STATE, NIGERIA”. IJRDO -JOURNAL OF MATHEMATICS, Vol. 8, no. 4, Apr. 2022, pp. 1-10, doi:10.53555/m.v8i4.5031.