Translations
Rotations
Reflections
Dilatations
Teacher Trivia
100
The mapping rule for a translation 3 units left and 4 units up.
What is (x-3, y+4)?
100
(x, y) -> (-x, -y)
What is the mapping rule for a rotation of 180o about the origin?
100
It is the mapping rule for a reflection in the x-axis.
What is (x,y) -> (x, -y).
100
The mapping rule for a Dilatation.
What is (kx,ky)?
100
This teacher recently went Sky Diving for the first time.
Who is Mr. Tom Downey?
200
Call this because it produces a congruent figure.
What is isometric?
200
The mapping rule for a rotation of 90o about the origin.
What is (x,y) -> (-y, x)
200
The answer is (x,y) -> (-x, y)
What is the mapping rule for a reflection in the y-axis.
200
Does not preserve side length, but does preseve this.
What are angles?
200
Though not able to do this for fundraiser, this person is a big supporter.
Who is Catherine Lumsden (movember)
300
Unusually, the order does not matter.
What is a composite of two translations?
300
Same is -90o
What is a rotation of 270o?
300
The answer is (x,y) -> (y,x)
What is the mapping rule for a reflection in the line y=x.
300
Both positive and negative values are allowed.
What is k?
300
While Selwyn has several sets of relations on staff, these are not.
Who are Mr. Colin Boyle and Mr. Marty Boyle
400
It is the mapping rule for 10 units right and 5 units up.
What is (x,y) -> (x+10, y+5)
400
All positive rotations go in this direction.
What is counterclockwise?
400
Each point and its image.
What is the same distance from the reflection line?
400
This is what happens to the lengths after.
What is stays in same ratio or proportional to the original?
400
Has huge crush on Felix Baumgartner
Who is Ms. Montgomery?
500
Translations preserve these
What are side lengths, orientation, angle measures?
500
The one you write second is done first.
What is the order of a composite transformation?
500
It is the same as a rotation about the point of intersection.
What is a composite of two reflections?
500
Has this in common with rotations and translations.
What is preserves orientation?
500
The energizer bunny of Selwyn House.
Who is Mr. Peter Govan?
M
e
n
u