Front

What is a reflection in geometry?

Back

A reflection is a transformation that flips a figure over a line, creating a mirror image.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What does it mean to translate a figure?

Back

To translate a figure means to slide it in a straight line from one position to another without changing its shape or orientation.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is dilation in geometry?

Back

Dilation is a transformation that changes the size of a figure but keeps its shape, defined by a scale factor.

Tags

CCSS.8.G.A.3

Front

How does a rotation transformation work?

Back

A rotation transformation turns a figure around a fixed point, called the center of rotation, by a specified angle.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the effect of a reflection across the y-axis on the coordinates (x, y)?

Back

The reflection across the y-axis changes the coordinates to (-x, y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What happens to the coordinates (x, y) when reflected across the x-axis?

Back

The reflection across the x-axis changes the coordinates to (x, -y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the result of a dilation of a point (x, y) by a scale factor k?

Back

The result is (kx, ky), where k is the scale factor.

Tags

CCSS.8.G.A.3

Front

What are the coordinates of a point after a 180° rotation about the origin?

Back

The coordinates change from (x, y) to (-x, -y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

How do you perform a translation of 2 units left on the point (x, y)?

Back

The new coordinates will be (x - 2, y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the result of a 270° counterclockwise rotation of a point (x, y)?

Back

The coordinates change to (y, -x).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5