Q80. The slope, m, of a line is defined by the relation m = tan(α), where α is the angle of inclination. This relation is valid for which type of line?Mathematics — NUST Mock 6 — Question 80 of 200A. The Y-axisB. A vertical lineC. A non-horizontal lineD. A non-vertical linePractice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →