Geometry Vocab
(X,Y)
Coordinate Pair
Two rays sharing a common endpoint
Classes Mr. Sanchez teaches
Geometry and Algebra
Preimage: Triangle ABC
Image: ?
Triangle A'B'C'
Original Figure
Preimage
Flat surface that extends infinitely in all directions
Plane
High School?
Golder College Prep
Image and Pre-image will both have the ______ number of points and will be the ______ shape
Image and Pre-image will both have the SAME number of points and will be the SAME shape
Symbols with math meaning
Symbols used to represent shapes
Notation
Two Endpoints and all the collinear points between them
Segment
College?
University of Illinois Urbana-Champaign
Character runs backward 2 spots and up 5 spots. What is the mapping notation
(x-2, y+5)
Character standing for something else
Symbol
Points that lie on the same line
Collinear
Mr. Sanchez favorite hobby
Triangle ABC with A(1,2) B(6,2) C(6,2). Point is translated to A'(2,5). What is B'
B'(7,-5)
(X+1, y-7)