www.mathwarehouse.com/transformations/

Reflection, translation, rotation in math have specific meanings. ... The original
shape of the object is called the pre-image and the final shape and position of ...
dilation is not an isometry because its image is not congruent with its pre-image.

www.charleston.k12.il.us/cms/Teachers/math/PreAlgebra/paunit2/L2-0.PDF

Some transformations keep the pre-image and image congruent. ... Three of the
four transformations preserve the size and shape of the pre-image: translations, ...

www.glencoe.com/sites/pdfs/impact_math/ls2_c3_congruence_and_transformations.pdf

Step 2 Translate △ A B C until all sides and ... letter “d” is the preimage and the
letter “p” is ... The letters are congruent because images produced by a rotation.

www2.saplinglearning.com/sites/default/files/SaplingLearning_Geom_Ch5.pdf

ABC has been translated because each point in the preimage has been shifted
up ... The result is an image that is congruent to the preimage and in the same.

mathbitsnotebook.com/Geometry/Transformations/TRRigidTransformations.html

Reflections, translations, rotations, and combinations of these three ... While the
pre-image and the image under a rigid transformation will be congruent, they
may not ... Properties preserved under a translation from the pre-image to the
image.

www.ask.com/youtube?q=A Preimage and Image Are Congruent in a Translation&v=CLBkPmsn2Mw

Feb 13, 2012 ... Recalling the basics of transformations that we've looked at: reflection, rotation,
translation and dilation. Also, new vocab of image and ...

sylvanresearchinstitute.com/MathematicsResearchinAction_1.00/1.00/IN-CF-6/9/GP1/hlm_in_cf_6_9_gp1_6.00.html

In translations, rotations, and reflections, the preimage and image are congruent
... Pennants 1 and 2 are congruent and show the figure in the same orientation.

www.icoachmath.com/MATH_DICTIONARY/Isometry.html

An isometry is a transformation in which the original figure and its image are
congruent. ... Reflections, rotations, translations are isometries. Dilation is not an
...

moodle.tbaisd.org/mod/book/print.php?id=51590

The original figure is the pre-image and the resulting figure is the image. ... A
translation or slide moves all the points of a shape the same distance in the same
... Some transformations create an image that is congruent to the pre-image and ...

www.andrews.edu/~calkins/math/webtexts/geom04.htm

Translation, [Translation] Vector, Magnitude; Rotation; Glide Reflection;
Noncongruent ... Transformations, Congruent Transformations, Isometries ...
Each point in the preimage must have a unique image point (one-to-one) and
each point in ...