Introduction to vertical angles | Angles and intersecting lines | Geometry | Khan Academy
7:19
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Introduction to vertical angles | Angles and intersecting lines | Geometry | Khan Academy
By using our knowledge of supplementary, adjacent, and vertical angles, we can solve problems involving the intersection of two lines, including this one! Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/ang_intro/e/vertical_angles?utm_source=YT&utm_medium ...
799.3K viewsSep 21, 2011
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