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Geometry ch 2 + 3

TermDefinition
transversal a line that intersects 2 or more lines
linear pair two adjacent angles that are supplementary; non-shared sides form opposite rays
adjacent angles two angles that share a side
supplementary angles two angles that add up to 180 degrees
perpendicular lines intersect at 90 degrees
transformation an operation on a point or image (set of points) to create a new point or image
preimage original image
image image created from transformation
rigid motion transformation does not change an image's size or its shape; length and angle measures are preserved
reflection transformation that reflects each point in the preimage across a line of reflection
rotation transformation that rotates each point in the preimage about a point P by an angle measure of x degrees
center of rotation P; point a preimage is rotated about
angle of rotation degrees a preimage is rotated by
composition a combination of two or more rigid motion transformations
glide reflection 1 translation and one reflection
Created by: YaeckerE25
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