Dilations
Similarity
100
A dilation might change the size of a figure's side lengths but never the _______.
angles
100
2 angles of triangle A measure 40 and 100 degrees. 2 angles of triangle B measure 40 and 40 degrees. Are the 2 triangles similar? Yes or no.
Yes!
200
Dilations always produce Similar or Congruent figures.
similar
200
Congruent figures are _____ similar.
(sometimes, always)
always
300
Dilations need these two things.
1) Center Point of Dilation
2) Scale Factor
300
Similar figures are ____ congruent.
(sometimes, always)
sometimes
400
How will dilating a figure with a scale factor of 1/2 change the side lengths of a figure?
It will make the figure 2 times smaller from the center of dilation.
400
Are these dilations of each other? Why or why not?
No. We need to scale every side length.