Mathematics A-Level
parallel lines
What parallel lines means in Mathematics A-Level, as defined for Pearson Edexcel.
Definition of parallel lines
Check what you remember
Read the wording for your board, then hide it and explain parallel lines in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
Distinct coplanar lines that remain a constant distance apart and have equal gradients, m₁ = m₂.
Topics that use parallel lines
- Coordinate geometry in the (x, y) plane (Pearson Edexcel A-Level)
Related terms
- angle in a semicircle
- Completing the square
- Eliminating the parameter
- gradient
- linear modelling
- negative reciprocal
- Parallel and perpendicular gradients
- Parameter
Using parallel lines in the exam
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