U1D1 Translations and Reflections

Which transformation is not a rigid motion?

• 1

• 2

• 3

• 4

Tags

CCSS.HSG.CO.B.6

What does a translation do to an image?

• Turns it 90* clockwise
• Mirrors it
• Shrinks it
• Slides it

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

How do you represent a translation algebraically?

• (-y, -x)

• (x + h, y + k)

• (-x , -y)

• (hx, ky)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the algebraic representation for reflecting a figure over the x-axis?

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflecting over the y-axis CHANGES the ____-_____________.

• y-coordinate

• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Transformations that are rigid motion have figures that are the:

• Same size

• Sides Equal

• Same Size and Same Shape

• Angles Equal

Tags

CCSS.HSG.CO.B.6

Which statement correctly identifies the line of reflection?

• The triangles are reflected across the x-axis.

• The triangles are reflected across the y-axis.

• The triangles are reflected across the line y = x.

• The triangles are reflected across the line y = -x.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Another name for Reflection is...

• flip
• turn
• slide
• dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The original figure prior to a transformation.

• Pre-image
• Image

Tags

CCSS.HSG.CO.A.2

Write the rule for this translation:
Slide 3 up and 2 right

• (x, y)---->(x + 3, y + 2)
• (x, y)-----> (x+2, y + 3)
• (x, y)----> (x - 2, y + 3)
• (x,y)---->(3x,2y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5