Reflections on the Coordinate Plane

Front

What is the reflection of point B(-7, -8) over the y-axis?

Back

B'(7, -8)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the reflection of point D(4, -5) over both axes?

Back

D'(-4, 5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the reflection of point C(0, -4) over the x-axis?

Back

C'(0, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

When you reflect a point over the x-axis, which coordinate changes to its opposite?

Back

y

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What axis are points reflected over if they change their x-coordinates?

Back

y-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the general rule for reflecting a point (x, y) over the y-axis?

Back

The reflection is (-x, y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the general rule for reflecting a point (x, y) over the x-axis?

Back

The reflection is (x, -y).

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 both axes?

Back

Both coordinates change signs.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If point A(3, 2) is reflected over the x-axis, what is the new point?

Back

A'(3, -2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If point E(-5, 6) is reflected over the y-axis, what is the new point?

Back

E'(5, 6)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5