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" over a line?
A rotation is when you do this to a figure.
What is "turn/spin" about the origin?
What is the transformation of <-2,7> describing?
What is a translation to the left 2 and up 7?
Find the image of A(10,12) if you translate the point by <-3,4>.
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 P(5,4) after you rotate the point with 270º.
What is P'(4, -5)?
A 2700 clockwise rotation is the same as what transformation?
What is a 900 CCW rotation?
In rule form, describe a point shifting 7 units up and 3 units to the left.
What is (x,y)-->(x-3,y+7)
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)?
What type of rotation occurred if B(-3,2) turns into B'(-2,-3)?
What is a rotation of 90 counterclockwise?
What transformation does this rule describe?
F(-4,7) --> F'(-7,4)
What is a reflection over the like y=-x?
Write the coordinates of ∆LMN after a translation of 4 units down and 6 units to the right.
L(0,3) M(6,4) N(3,9)
What is L'(6,-1), M'(12,0), N'(9,5)?
Describe the transformation that occurred if A(-3,7) and A'(-3,-7) .
What is a reflection over the x-axis?
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)?
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>
Perform the composition of translations to J(-3,7)
1) Translate: <-2,4>
2) Translate: (x,y)-->(x+1,y-5)
What is J'(-5,11) and J''(-4,6)?
Perform the composition of translations to M(-3,4)
1) Reflection over x-axis.
2) Reflection over y-axis.
What is M'(-3,-4) and M''(3,-4)?
Figure QRST has vertices Q(2,-1), R (6,1), S(-6,-3) and T(2,-3). What are the coordinates after it's rotated 270º clockwise about the origin?
What is Q'(1,2) R'(-1,6), S'(3,-6), T'(3,2)?
Preform the composition of transformations to A(-1,5).
Translation: <3,-1>
Reflection: over x-axis
What is A'(2,4) and A''(2,-4)?