Common Geometry Terms

Geometry TermGeometry Term
PointTangent
LineSecant
Line SegmentChord
RayInscribed Angle
AngleCentral Angle
VertexArc
Parallel LinesSector
Perpendicular LinesSegment
Intersecting LinesMedian
Acute AngleAltitude
Right AngleBisector
Obtuse AngleCircumference
Straight AngleDiameter
Reflex AngleRadius
Complementary AnglesCongruent Shapes

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