Reflections (Y-Axis and X-Axis)

Front

What is the rule for a reflection over the y-axis?

Back

(x,y)→(-x,y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If you reflect point (-2,7) over the x-axis, what is its image point?

Back

(-2,-7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

When a coordinate reflects over the x-axis the y-coordinate...

Back

changes to its opposite sign

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If you reflect point (-2,7) over the y-axis, what is its image point?

Back

(2,7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

When a coordinate reflects over the y-axis the x-coordinate...

Back

changes to its opposite sign

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

(x,y)→(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 y-axis?

Back

(x,y)→(-x,y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If point (3,-4) is reflected over the x-axis, what is the new point?

Back

(3,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

If point (5,2) is reflected over the y-axis, what is the new point?

Back

(-5,2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What happens to the x-coordinate when a point is reflected over the y-axis?

Back

It changes to its opposite sign.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5