Rigid Transformations
Dilations
Equations
Slope
Triangles and Angles
100
A flip in math.
Reflection
100
True or False? Dilations always make a figure smaller.
False
100
Solve for x: 2x+5=15
x = 5
100
Slope is the measure of this.
Steepness
100
A straight line has this angle measure
180^o
200
A slide in math.
Translation
200
A dilation might change the size of a figure's side lengths but never the _______.
angles
200
Solve for x: 3x−7=11
x = 6
200
Slope is the change in ______ over _____.
Vertical distance (Y) over Horizontal distance (X)
Rise over run
200
If two angles are vertical, this can be said about their measure.
They are equal
300
A turn in math.
Rotation
300
Dilations always produce ___________ figures.
similar
300
Solve for x: x/4=-3
x= -12
300
The slope of this line.
2/3
300
What is the measure of the missing angle?
35^o
400
Describing a translation requires these two things.
1) Direction
2) Distance
400
Dilations need these two things.
1) Center Point of Dilation
2) Scale Factor
400
Solve for x: 5(x+2)=40
x=6
400
The slope of this line.
1
400
Similar or Not? Why?
Similar
500
Describing a rotation requires these three things.
1) Center (Point)
2) Rotation angle (Degrees)
3) Direction (Clockwise or Counterclockwise)
500
How will dilating a figure with a scale factor of 1/3 change a figure?
It will make the figure 3 times smaller from the center of dilation.
500
Solve for x: 1/2(x−3)=8
x=19
500
What is the slope for this line?
3/4
500
These two triangles are similar. Find the missing side lengths.
s=12
t=15