GCSE Maths - Perpendicular Lines (2026/27 exams)
5:20
YouTubeCognito
GCSE Maths - Perpendicular Lines (2026/27 exams)
⭐️ Check out our website https://www.cognito.org/ ⭐️ *** WHAT'S COVERED *** 1. Definition of Perpendicular Lines 2. Identifying Perpendicular Lines Using Gradients * The rule: Two lines are perpendicular if the product of their gradients equals -1. * Worked examples applying the gradient product rule. * Handling equations not initially ...
151.4K viewsNov 4, 2020
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