Translations and Reflections

Front

Describe the transformation: (x, y) --> (x + 2, y - 3)

Back

Translation: slide 2 right, 3 down

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

Reflect G (6, -3) over the line x-axis.

Back

G' (6, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

The transformation that moves a shape like a slide is called a ______________.

Back

translation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

The _____________ is the original shape before a transformation takes place.

Back

pre-image

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the arrow notation for this translation? (x , y) --> (x + 3, y - 1)

Back

(x , y) --> (x + 3, y - 1)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a translation in geometry?

Back

A transformation that moves every point of a shape the same distance in a specified direction.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a reflection in geometry?

Back

A transformation that flips a shape over a line, creating a mirror image.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the line of reflection for the point (x, y) reflected over the x-axis?

Back

The line of reflection is the x-axis.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If a point (a, b) is reflected over the y-axis, what is the new point?

Back

(-a, b)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the difference between a translation and a reflection?

Back

A translation slides a shape without changing its orientation, while a reflection flips it over a line.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5