Reflecting Points in a Coordinate Plane

Reflect (-8, -1) over the y-axis.

Think: What will change? the X or the Y?

• (8, -1)

• (8, 1)

• (-8, 1)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect (4, -15) over the y-axis.

Think: What will change? the X or the Y?

• (-4, -15)

• (4, 15)

• (-4, 15)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If you reflect point C ( -1, -4) over the x-axis, what is the reflected point?

• C' ( -1, 4)

• C' ( 1, 4)

• C' ( 1, -4)

• C' ( -1, -4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• B' ( 2, 5)

• B' ( -2, -5)

• B' ( 2, -5)

• B' ( -2, 5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If rectangle WXYZ is being reflected using the rule (x, y) → (x, -y), and point W is at (2, 5), where will W' be?

• (2, 5)

• (-2,-5)

• (-2, 5)

• (2,-5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What are the coordinates of E’ when you...reflect across the y-axis, then translate down 3 units and right 2 units.

• (4, −5)

• (2, −2)

• (0, −5)

• (0, −1)

Tags

CCSS.8.G.A.3

• (8,-2)

• (6,8)

• (0,0)

• (7,4)

• (-3,7)

• (5,5)

• (2,9)

• (4,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

• (8,-2)

• (6,8)

• (0,0)

• (7,4)

• (-3,7)

• (5,5)

• (2,9)

• (4,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

State the line of reflection.

• Reflection across y-axis

• Reflection across x-axis

• Reflection across x = 1

• Reflection across y = 1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5