Dictionary
search :       browse : 
A B C D E F G H I J K L M
  N O P Q R S T U V W X Y Z
         
Description
Related Terms
Everyday Examples
Interactive Checkpoint
More Information
Challenge
How to use this dictionary
Contact
 Related Terms
 Reflection Line:  A line that acts as a mirror in the form of a perpendicular bisector so that corresponding points are the same distance from the mirror.
Reflection: A transformation that "flips" a figure over a mirror or reflection line.
Perpendicular Lines: Two lines are perpendicular if they intersect at a right angle.
Bisect: To cut in half exactly.