Build on the angle facts you already know
Build on the angle facts you already know
Parallel lines stay the same distance apart and never meet. We write AB∥CDAB \parallel CDAB∥CD when two lines are parallel.
Step-by-step lessons on CCEA GCSE Maths Angles in Parallel Lines. Each one builds up to exam-style questions. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.