A tangent to a circle

• Resources structure
• Years 14-16
• Mathematics
• XXIII. Transformations of graphs
• 137. Tangents to graphs

• International Curriculum
• Years 16-19
• Mathematical Studies - standard level
• Topic 5: Geometry and trigonometry
• 5.2 Equation of a line in two dimensions: the forms y = mx + c and ax + by + d = 0. Gradient; intercepts. Points of intersection of lines; parallel lines; perpendicular lines.

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