5.7 Reflections on the Coordinate Plane

Front

What is a reflection in the coordinate plane?

Back

A reflection in the coordinate plane 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 happens to the coordinates of a point when it is reflected over the x-axis?

Back

The y-coordinate changes sign, while the x-coordinate remains the same.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What happens to the coordinates of a point when it is reflected over the y-axis?

Back

The x-coordinate changes sign, while the y-coordinate remains the same.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the reflection of the point (2, 5) over the x-axis?

Back

(2, -5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the reflection of the point (-3, 4) over the y-axis?

Back

(3, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If a point is reflected over both axes, what happens to its coordinates?

Back

Both the x-coordinate and y-coordinate change signs.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the reflection of the point (0, -7) over the x-axis?

Back

(0, 7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the reflection of the point (5, 2) over the y-axis?

Back

(-5, 2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If point A is at (1, 1), what is the reflection of A over the line y = x?

Back

(1, 1) - The point remains the same because it lies on the line.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the reflection of the point (4, -3) over the x-axis?

Back

(4, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5