Translations
A translation is when you do this to a figure.
What is "slide/shift"?
<right/left, up/down>
A reflection is when you do this to a figure.
What is "flip/mirror"?
A rotation is when you do this to a figure.
What is "turn" it?
What is the rule for how A(3,7) translates to A'(5,4)?
What is shifted right 2 and down 3?
Or <2,-3>
Find the image of A(10,12) if you translate the point three units left and 4 units up.
What is A'(7,16)?
Find the image of A(3,-2) after you reflect the point over the y-axis.
What is A' (-3,-2)?
Find the new coordinates of (5,4) after you rotate the point with 270º.
What is (-4, 5)?
What is the transformation of <-2,7> describing?
What is a translation to the left 2 and up 7?
Write the rule of moving a point 7 spots up and 3 spots to the left.
What is (x,y)-->(x-3,y+7) OR
<-3, 7>
Write the rule of reflecting over the x-axis.
What is (x,y)-->(x,-y)?
What is the rule for a rotation of 90º?
What is (x,y)-->(-y,x)?
A 2700 clockwise rotation is the same as what counterclockwise rotation?
What is a 900 CCW rotation?
Describe in words the translation for this notation: (x,y) --> (x + 8, y + 4)
What is a translation of 8 units to the right and 4 units up?
Point M(-3,4) was reflected over the y-axis. What is the coordinate of the image?
What is M'(3,4)?
Figure QRST has vertices Q(2,-1), R (6,1), S(-6,-3) and T(2,-3). What will be the coordinates after the rectangle is rotated 90º counterclockwise about the origin?
What is Q'(1,2) R'(-1,6), S'(3,-6), T'(-3,-2)?
What transformation does this rule describe?
(x,y)-->(-x,y)
What is a reflection over the y-axis?
Write the coordinates of ∆LMN after a translation of 6 units to the right and 4 units down. L(0,3) M(6,4) N(3,9)
What is L'(6,-1), M'(12,0), N'(9,5)?
Write the coordinates of the line segment DE after a reflection over the line y=x. D(2,3) E(-1,2)
What is D'(3, 2) and E'(2,-1)?
Find the coordinates of ∆JKL after a rotation of 180º about the origin. J(5,-6) K(-7,9) L (1,2)
What is J'(-5,6), K'(7,-9), L'(-1,-2)?
Preform the composition of transformations to A(-1,5).
Translation: <3,-1>
Reflection: over x-axis
What is A''(2,-4)?