Transformations

Front

What is a transformation in geometry?

Back

A transformation is an operation that moves or changes a shape to create a new shape.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What are the three main types of transformations?

Back

Translation, Reflection, Rotation.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a translation?

Back

A translation moves a shape a certain distance in a specified direction without changing its size or orientation.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a reflection?

Back

A reflection flips a shape over a line, creating a mirror image.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a rotation?

Back

A rotation turns a shape around a fixed point, called the center of rotation, by a certain angle.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the pre-image in transformations?

Back

The pre-image is the original figure before any transformation is applied.

Tags

CCSS.HSG.CO.A.2

Front

What is the image in transformations?

Back

The image is the resulting figure after a transformation has been applied.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What does it mean to reflect across the x-axis?

Back

Reflecting across the x-axis means flipping the shape over the x-axis, changing the sign of the y-coordinates.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What does it mean to reflect across the y-axis?

Back

Reflecting across the y-axis means flipping the shape over the y-axis, changing the sign of the x-coordinates.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a 90-degree clockwise rotation?

Back

A 90-degree clockwise rotation turns a shape 90 degrees in the direction of the clock hands around a point.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5