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16 Cards in this Set
- Front
- Back
Line
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A series of points that extend in two directions without end
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Line Segment
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Part of a line bounded by two end points
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Collinear
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Points that lie on the same line
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Plane
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A flat surface that extends in all directions without end.
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Coplanar
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Points that lie in the same plane
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Congruent
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Congruent segments are segments that have the same measure
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Midpoint
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M is the midpoint of AB, if
AM = MB |
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Bisector
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If CD intersects AB at the midpoint(M), then CD bisects AB
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Ray
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Part of a line consisting of only one endpoint. HAS A DIRECTION
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Angle
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Two rays with the same endpoint. The endpoint is called the vertex.
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Right Angle
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An angle with a measure of exactly 90 degrees
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Straight Angle
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An angle whose measure is 180 degrees
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Obtuse Angle
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An angle whose measure is more than 90 degrees
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Vertical Angles
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Angles formed by intersecting lines and lying on opposite sides of the vertex
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Complimentary Angles
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Two angles whose sum is 90 degrees
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Supplementary Angles
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Two angles whose sum is 180 degrees.
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