How is tangent defined? | Circular Functions Channel: Brandon Olver1K views • 5y agoRelated VideosTrig Visualized: One Diagram to Rule them All (six trig functions in one diagram)Tangent Function from Unit CircleThe Tangent Function in Under 3 mins (AP Precalculus Unit 3 Topic 3.8)Trigonometry Concepts - Don't Memorize! Visualize!