Rigid Transforations
A slide
Translation
A size change
Dilation
Congruent means...
Same shape AND size
x-7=-6
x=______
x=1
If the multiply a negative by a positive the answer is...
negative
A flip
Reflection
Dilate the following triangle by a scale factor of 2:
A (0,0)
B (2,2)
C (1,1)
A' (0,0)
B' (4,4)
C' (2,2)
Similar means...
Same shape, NOT size
3x+15=24
x=______
x=3
The main character in The Outsiders
Ponyboy
A turn
Rotation
Rotate the figure 180*:
W (-4,2)
X (-3,4)
Y (-1,4)
W' (4,-2)
X' (3,-4)
Y' (1, -4)
Are the following shapes congruent or similar:
(Pic on Slides)
Congruent
2(1-5x)+4=8
x=_____
x=1.4
Name one Native American tribe from the Great Plains area of the United States.
Crow, Cheyenne, Sioux, Pawnee, Arapahoe, Comanche
What are the coordinates when you translate the following triangle 2 units LEFT and 3 units UP:
A (2,1)
B (3,4)
C (4,2)
A' (0,4)
B' (1,7)
C' (2,5)
Identify the transformation:
(pic on slides)
Dilation by a scale factor of 2
Name the 3 transformations that create CONGRUENT shapes:
Translation, Reflection, Rotation
15-2x=-7x
x=_____
x=-3
This is the name for a 96mm fingerboard popular today.
Identify this transformation
(pic on slides)
Reflection across x axis
Identify BOTH transformations that occur:
(pic on slides)
Rotate 90* CCW, Translate 2 units up
Corresponding side lengths of similar figures are...
Proportional
Determine how many solutions there are:
-4(2n-3)=12-8n
infinite solutions
What is the best dinosaur?
TRex