Vertically opposite angles

Key term for Edexcel GCSE Mathematics, used in Properties and Constructions.

Definition

The equal angles opposite each other at the vertex where two straight lines intersect.

Exam Context

Vertically opposite angles appears in Edexcel GCSE Mathematics revision content for Geometry and Measures, especially Properties and Constructions and Angles.

Geometry and Measures Properties and Constructions Angles

Found in Revision Notes

Geometry and Measures

Angles on Parallel Lines

Properties and Constructions • Angles

Revise note

Geometry and Measures

Basic Angle Facts and Vertically Opposite Angles

Properties and Constructions • Angles

Revise note

Related Key Terms

Adjacent angles on a straight line Alternate angles Angles at a point Co-interior (allied) angles

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