Unit 1 and 2 flashcards

Front

Translation

Back

"Slide"

Congruent

Front

Rotation

Back

"Turn"

Can turn counterclockwise or clockwise

Congruent

Front

What happens to ( x, y ) when the figure is rotated 90 degrees clockwise OR 270 degrees counter clockwise?

Back

( x, y ) ---> ( y, -x )

Front

What happens to ( x, y ) when a figure is rotated 180 degrees clockwise or counterclockwise?

Back

( x, y ) ----> ( -x, -y )

Front

What happens to ( x, y ) when the figure is rotated 90 degrees counterclockwise OR 270 degrees clockwise?

Back

( x, y ) ----> ( -y, x )

Front

Reflection

Back

"Flip"

Over x-axis and/or y-axis

Congruent

Front

What happens to ( x, y ) when a figure is reflected over the x-axis?

Back

( x, y) ----> ( x, -y )

Front

What happens to ( x, y ) when a figure is reflected over the y-axis?

Back

( x, y ) ----> ( -x, y )

Front

Dilation

Back

"Enlarge or Shrink"

Multiply by scale factor.

Not congruent

Front

What happens to a figure when a scale factor is greater then one?

Back

The image gets larger.