Vocab
Represents only the magnitude, or length of an object, also it's direction?
What is a vector
x-cordinate of pre-image is the y-cordinate of the image with an opposite sign
What is clockwise
What's indicated by the tail of the vector?
What is the initial point
Rule for reflection (x,y) (x,-y)
X-axis Reflection
Sides of one angle are congruent to sides of two angles
(SSS), side-side-side
A mirror image of a figure
What is reflections
y-cordinate of the pre-image is x-cordinate of image but with opposite sign
What is Counterclockwise
What is notated by the arrow of the vector?
What is the terminal point
Rule for reflection (x,y) (-x,y)
Y-axis reflection
two sides included angle of one angle are congruent to two sides
(SAS), side-angle-side
Occurs when a figure moves from one location to another
Translation
Described as (x,y) (-x,-y)
what is counterclockwise
Rule for reflection (x,y) (y,x)
Line Y=X reflection
two angles and included sides of one triangle are congruent to two angles included side of another triangle.
(ASA), angle-side-angle
Slide virtical or horizontal
What is a translation
Around orign described as (x,y) (-x,-y)
180 rotation
When do you find the distance for each point in a polygon before finding corresponding points?
Horizontal and vertical line reflections
Trianlge ABC~=Triangle DEF
HL theorem
Transformation in which a figure turns around a fixed point
What is rotation
x-cordinate and y-cordinate of the pre-image are in the same position but opposite signs.
180 Rotation