Math 2 - Transformations Review

Front

What is a transformation in geometry?

Back

A transformation is an operation that moves or changes a shape in some way 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

The three main types of transformations are translations, reflections, and rotations.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What happens to a shape during a reflection?

Back

During a reflection, a shape is flipped over a line, creating a mirror image.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the result of translating a shape?

Back

Translating a shape moves it from one position to another without changing its size, shape, or orientation.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

How do you perform a rotation on a shape?

Back

To perform a rotation, you turn the shape around a fixed point by a certain angle.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the line of reflection for the point (3, 4) reflected over the line y=x?

Back

The reflected point is (4, 3).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If triangle ABC is reflected over the line y=-x, where would point A(2, 3) be located?

Back

Point A' would be (-3, -2).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What does it mean to translate a shape 5 units to the right and 3 units down?

Back

It means to add 5 to the x-coordinate and subtract 3 from the y-coordinate of each point in the shape.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the equation of the line of reflection for a vertical reflection?

Back

The equation is of the form x = k, where k is a constant.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the effect of a 90-degree clockwise rotation on the point (1, 0)?

Back

The new coordinates will be (0, -1).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5