Dilations Reflections and Translation

If we reflect triangle ABC over the line shown (y=-x), where would A' be located? 

• (2,-5)

• (1,2)

• (-1,-3)

• (-1,-2)

If a Scale Factor is between 0 and 1, then your figure gets...

• Smaller

•  Bigger

• Turned upside-down

• Does not change

If a Scale Factor if greater than 1, then your figure gets...

• Smaller

• Bigger

• Turned upside-down

• Does not change

Translations, reflections and rotations are all known as ________________________.

• Geometry

• Transformations

• Congruent

• Orientation

Name the transformation.

• Translation

• Reflection

• Rotation

• Dilation

Translation always create  _______ images

• Congruent

• Bigger

• Smaller

• Rotated

When you translate, (x,y) --> (x - 4 , y) will move _____

• 4 units right

• 4 units left

• 4 units up

• 4 units down

Identify the transformation from ABC to A'B'C'.

• 90^o clockwise rotation

• 90^o counterclockwise rotation

• Reflection across the y-axis

• Reflection across the x-axis

Which statement is FALSE about reflections?

• Reflections create congruent images.

• In a reflection, the image is the same distance from the line of reflection as the pre-image.

• Reflections preserve orientation.

• Reflections preserve size.

What is the equation of the line of reflection?

• x=2

• y=-2

• x=undefined

• x=-2