Reflections, Rotations, Dilations

Find K' if the figure is reflected across the x-axis

• (4, 1))
• (-1, -4)
• (1, -4)
• (1, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect the point (2, -4) over the y-axis.

• (-4, 2)
• (-2, 4)
• (-2, -4)
• (2, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which answer shows a reflection across the x-axis?

• d
• c
• b
• a

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

∆QRS contains the points: Q(4, 2) R(5, 1) S(3,7). If the triangle is reflected across the y-axis, what will S' be?

• S'(3, 7)
• S'(-3, 7)
• S'(-3, -7)
• S'(3, 7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Flipping a figures is a ...

• Rotation
• Reflection
• Dilation
• Translation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Triangle ABC has vertices A(5,2).  Find the coordinates of ABC after a reflection over the x-axis.

• A’(5, -2)
• A’(-5, -2)
• A’(-5, -2)
• A'(5,2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect the point (2, -4) over the y-axis.

• (-4, 2)
• (-2, 4)
• (-2, -4)
• (2, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflecting over the y-axis changes the ____-_____________. 

• x-axis
• x-coordinate
• y-coordinate
• y-axis

Tags

CCSS.8.G.A.3

CCSS.8.G.A.1

CCSS.8.G.A.2

Reflections over the x-axis change the ____-__________. 

• y-coordinate
• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is this transformation?
(x, y) ----> (-x, y) 

• Reflect over the x axis
• Reflect over the y-axis
• Slide down 1
• slide left 1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5