what is the algebraic translation for 2 units right and 4 units up
(x,y)->(x+2,y+4)
What are the 4 types of rigid motion?
translation, rotation, reflection glide reflection
what is the line where the reflection is made?
line of reflection/mirror line
Sum of angles of triangle
180 degrees
Name the transformation often described as a turn.
Rotation
if u have a rectangle and want to move it 5 units right and 3 units down. How would you write it in algebraic description?
(x,y)->(x+5,y-3)
What is another name for rigid motion?
congruence transformation
A triangle is made of three points: (2,2), (4,4), and (5,2). What would the points be after reflection?
(-2,2)(-4,4)(-5,2)
Two angles that add up to 180 degrees are called?
Supplementary Angles.
The transformation shown on the graph is a...
Translation.
what is the translation in the image
(x,y)->(x-4,y+6)
To construct the line of reflection for two figures off the coordinate plane, you would construct the....
perpendicular
When a reflections is made across the y-axis (x,y) turns into ( , )?
(-x,-y)
Type of angles shown...
Vertical Angles
A transformation that does not change the size or shape of a figure.
Rigid Motion
what is the translation in the image
(x,y)->(x+8,y+4)
Which rigid motion(s) will verify that ΔABC is congruent to ΔDEF as shown at the right?
a reflection and a translation
When a reflection is made across the x-axis . (x,y) turns into ( , )?
(-x,-y)
Name the angles shown...
Corresponding Angles.
Which transformation is not a rigid motion?
Dilation
or
A transformation that changes the size and the shape of a figure.
say you have a triangle on coordinates (5,4),(7,3),(1,1). translate it 4 units down and 2 units left what are the new coordinates?
(3,0),(5,-1),(-1,-3)
A rigid motion creates figures that are...
congruent
What is a reflection?
When you flip or mirror an object across a line
Two adjacent angles that for a straight line
Linear Pair
The distance and direction a figure moves in a translation is represented by a ________________.
Vector.