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Transformations and similarity
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10
Mathematics
Not Applicable
12/01/2005

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Term
Isometry
Definition
a transformation that preserves lengths, angles, and betweeness.
Term
Reflection
Definition
Mapping p to p', a mirror reflection, is an isometry.
Term
Rotation
Definition
transformation in which a figure is turned about a fixed point.
Term
Rotation
Definition
transformation in which a figure is turned about a fixed point.
Term
Rotation
Definition
transformation in which a figure is turned about a fixed point.
Term
center of rotation
Definition
the fixed point in which something is rotated about.
Term
Translation
Definition
a slide, maps every two points p and q in the plane to points p' and q'
Term
compositions
Definition
combining 2 or more transformations to produce a single transformation
Term
Dilation
Definition
a transformation which enlarges or decreases the size of a figure based on a center of dilation
Term
similar
Definition
where 2 corresponding angles are congruent and the lengths of corresponding sides are proportional.
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