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Unit 2B Crossword Puzzle

Name: ___________________________________
Date: _________________ Period: _____________
Due by Monday, October 22. Use your textbooks.
Across
A vector can also be named using component form, <a, b>, which specifies the ___________ change a and the vertical change b from the initial point to the terminal point. (p. 64)
A translation ______ all points of a figure the same distance in the same direction. (p. 61)
_____________ lines are lines that intersect at right angles. (p. 72)
A figure that is used as the input of a transformation is the preimage. The output is the _____. (p. 25)
Rule for Translation a units to the ____ on a Coordinate Plane: (x, y) -> (x - a, y)
Note that a transformation is sometimes called a(n) _______. (p. 25)
A(n) _________ is a transformation that can change the size of a polygon but leaves the shape unchanged. (p. 515)
A(n) ____________ slides all points of a figure the same distance in the same direction. (P. 61)
Coordinate notation is one way to write a rule for a transformation on a coordinate _____. (p. 25)
When no direction is specified, you can assume that a rotation is ________________. (p. 86)
The ________ point of a vector is the ending point. (p. 62)
A(n) ________ is a transformation around point P, the center of _________, such that the following is true: Every point and its image are the same distance from P; All angles with vertex P formed by a point and its image have the same measure. This angle measure is the angle of _________. (p. 84)
A(n) ___________ across line l maps a point P to its image P'. (p. 72)
Dilations ________... angle measure, betweenness, collinearity, and orientation (p. 517)
Rule for Translation b units __ on a Coordinate Plane: (x, y) -> (x, y + b)
A vector is a quantity that has both direction and __________. (p. 62)
Rule for Translation a units to the _____ on a Coordinate Plane: (x, y) -> (x + a, y)
A figure that is used as the input of a transformation is the ________. (p. 25)
A figure has ________ if a rigid motion exists that maps the figure onto itself. (p. 95)
A figure has ____ symmetry (or reflectional symmetry) if a reflection maps the figure onto itself. Each of these ____s of reflection is called a ____ of symmetry. (p. 95)
Down
A(n) ______________ is a function that changes position, shape, and/or size of a figure. (p. 25)
The ratio of the lengths of corresponding sides in the image and the preimage is called the _____ factor. (p. 517)
The _______ point of a vector is the starting point. (p. 62)
A figure has line symmetry (or __________symmetry) if a reflection maps the figure onto itself. (p. 95)
A figure has __________ symmetry if a rotation maps the figure onto itself. (p. 96)
The _______ of dilation is the fixed point about which all other points are transformed by a dilation. (p. 517)
__________ lines are always the same distance apart and never intersect. (p. 62)
A vector can also be named using component form, <a, b>, which specifies the horizontal change a and the ________ change b from the initial point to the terminal point. (p. 64)
The perpendicular _________ of a line segment is a line perpendicular to the segment at the segment's midpoint. (p. 72)
Transformations can be applied one after the other in a _________ where you use the image of the transformation as the preimage for the next transformation. (p. 109)
The table on page 74 summarizes coordinate notation for reflections on a(n) __________ plane. (p. 74)
All _____s with vertex P formed by a point and its image have the same measure. This _____ measure is the ______ of rotation. (p. 84)
A counterclockwise rotation of x° is the same as a __________ rotation of (360 - x°. (p. 86)
A(n) ______ motion (or isometry) is a transformation that changes the position of a figure without changing the size or shape of the figure. (p. 26)
You can use prime ________ to name the image of a point. (p. 25)
It is convenient to describe translations using _______. (p. 62)
Parallel lines have the same ______. (p. 62)
In the diagram on page 25, the transformation T moves point A to point A' (read "A _____").
Rule for Translation b units ____ on a Coordinate Plane: (x, y) -> (x, y - b)