Transformations

Translations, rotations, and reflections are three different types of what?

• Transformations

• Geometry

• Vectors

• Shapes

A turn is also called a ___________.

• Translation

• Reflection

• Rotation

• Transformation

A slide is also called a _________.

• Translation

• Reflection

• Rotation

• Transformation

A flip is also called a _________.

• Translation

• Reflection

• Rotation

The original figure prior to a transformation.

• Pre-image

• Image

The result of a transformation.

• Pre-image

• Image

S contains the points: S(3,7). If the triangle is reflected across the y-axis, what will S' be?

• S'(3, 7)
• S'(-3, 7)
• S'(-3, -7)

Rotate the point (-3,-4) around the origin 180 degrees. State the image of the point.

• (-4,3)
• (4,-3)
• (3,4)

Triangle A is rotated 90° clockwise with the origin as the center of rotation to create a new figure. Which rule describes rotating 90° clockwise?

• (x,y)→(y, -x) 
• (x,y)→(-x,-y)
• (x,y)→(x,y)

Triangle A is rotated 270° counterclockwise with the origin as the center of rotation to create a new figure. Which rule describes rotating 270° counterclockwise?

• (x,y)→(y, -x) 
• (x,y)→(-y,x)
• (x,y)→(-x,-y)