Term

Definition
is a transformation that maps every two points P and Q in the planes to points P' and Q'. 


Term

Definition
is a transformation in which every point P is mapped onto a point P". 


Term

Definition
When two or more transformations are combined to produce a single transformation. 


Term

Definition
If the figure can be mapped onto itself by rotation of 180 degrees or less 


Term

Definition
is a transformation in which a figure is turned about a fixed point. 


Term

Definition
The fixed point of a rotation 


Term

Definition
Rays drawn from the center of rotation to a point and its image 


Term

Definition
the mirror line of a reflection 

