Transformations: Basics

Using your vocabulary list,

The figure before the transformation is called the ______.

• image

• pre-image
• orientation of a figure

• orientation of the vertices

Using your vocabulary list,

the new figure, after the transformation is called __________.

• translation

• congruence

• preimage

• image

How do you demonstrate the difference between the preimage and image?

• the image will have an apostrophe also known as prime

• the preimage will have an apostrophe also known as prime

Which transformation is demonstrated in the first example?

• Translation

• Reflection

• Rotation

• Dilation

What is a keyword that would represent reflections?

• enlarge

• flip

• turn

• reduce

Which image in the dilation example is the image?

• Smaller emoji (D')

• Larger emoji (D)

Where do you see transformations in the real world?

Organize these options into the right categories

Groups:

(a) Translation

,

(b) Reflection

,

(c) Rotation

,

(d) Dilations

• Eye doctor (pupils)

• Mirror

• Wheels on the Bus

• Slide at a playground

Congruence refers to whether the preimage and image have the same ______ and ______.

(use your vocabulary notes)

• color and size

• color and shape

• shape and size

• quadrant and axis

Orientation of the ________ refer to direction the figure is facing

(hint: use vocabulary list)

In question 2, did the orientation of the vertices change or stay the same?

• change

• same