Key term for OCR GCSE Mathematics, used in Circle Geometry.
A triangle that has at least two equal sides and two equal base angles.
Isosceles triangle appears in OCR GCSE Mathematics revision content for Basic Geometry, especially Circle Geometry and Chords and Radii.
Basic Geometry
Circle Geometry • Chords and Radii
Basic Geometry
Circle Geometry • Angles in Semicircles
Basic Geometry
Circle Geometry • Central and Inscribed Angles
Basic Geometry
Polygon Properties • Quadrilateral Properties
Basic Geometry
Polygon Properties • Triangle Properties
Basic Geometry
Geometric Conventions • Polygon Classification
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