Translations
A translation is when you do what to a figure?
slide the figure right, left, up, or down
A reflection is when you do what to a figure?
Flip it or make a mirror image of it.
A rotation is when you do what to a figure?
When you turn a figure
What are the three types of transformations?
Translation, rotation, reflection
What college did Ms. T go to?
UMASS Boston
Find the new coordinates of (10,12) if you translate the point three units left and 4 units up.
(7,16)
Find the new coordinates of (3,-2) after you reflect the point over the y-axis.
(-3,-2)
After you rotate the point (5,4) 180º clockwise, what will be the coordinates of your new point?
(-5,-4)
True or False, After I perform a reflection, rotation or translation, my new shape is not congruent to my original one
FALSE
Who is Ms. Gangi's favorite musical artist?
Taylor Swift
Write the new point (4,1) after it moves 3 spots to the left and 7 spots up.
(x-3,y+7)
Write the rule of point (x,y) after it is reflected over the y-axis.
(-x,y)
After you rotate the point (3,2) 90º clockwise, what will your new point be?
(y,-x)
How do I write my new points "ABC" after a transformation?
A'B'C'
How many years has BGA been a school?
Opened in 2011 so 11 years
Describe the translation for this notation: (x,y) --> (x + 8, y + 4)
A translation of 8 units to the right and 4 units up.
Write the notation (formula) of point (x,y) after it is reflected over the x-axis.
(x,-y)
What degrees will you typically see a figure rotated?
90, 180, 270 degrees.
What transformation creates a mirror image?
Reflection
Name one other school in BPS Ms. Gangi has worked at.
English High or Fenway High
What are the new points of ∆LMN after a translation of 6 units to the right and 4 units down. L(0,3) M(6,4) N(3,9)
L'(6,-1), M'(12,0), N'(9,5)?
Graph rectangle DEFG after a reflection over the line x-axis. D(5,5) E(5,8) F(8,8) G(8,5)
D'(5,-5), E'(5,-8), F'(8,-8), G'(8,-5)
Graph ∆JKL after a rotation of 180º about the origin. J(5,6) K(7,9) L (1,2)
What is J(-5,-6), L(-7,-9), L(-1,-2)?
What do you think is the fourth transformation we have not talked about yet? (hint: scale factor plays a part in this)
Dilation
Name one of the people on ANY of my posters in my room AND what they did in their life
EX: Michelle obama - first lady