Set: Chapter Eight Vocab (Geometry)

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With groups: Coach Carver History 9-Briarwood, 9th grade Math Team-Briarwood, BCS Freshmen
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All 8 Terms

Term Definition
transformation one-to-one correspondence between two sets of points
translation composite of two successive reflections through PARALLEL lines
reflection mirror image
rotation turned a certain number of degrees about a fixed points; composite of two successive reflections through PERPENDICULAR lines
dilation enlarging or reducing an exact copy
isometry a transformation that preserves distance and angle measure
magnitude of translation distance between a point of the original figure and its translation image
magnitude of rotation measure of the angle through which a point of the original figure turns to coincide with its rotation image

Set Information

Terms 8
Creator merryandpippin
Created October 28, 2008
Groups Coach Carver History 9-Briarwood, 9th grade Math Team-Briarwood, BCS Freshmen
Subjects math, geometry vocab, geometry
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Most Missed Words

  1. magnitude of rotation → measure of the angle through which a point of the original figure turns to coincide with its rotation image - 8 misses
  2. transformation → one-to-one correspondence between two sets of points - 7 misses
  3. translation → composite of two successive reflections through PARALLEL lines - 4 misses
  4. magnitude of translation → distance between a point of the original figure and its translation image - 2 misses
  5. isometry → a transformation that preserves distance and angle measure - 2 misses
  6. dilation → enlarging or reducing an exact copy - 1 miss
  7. reflection → mirror image - 1 miss