Transformational Geometry-Reflections and Translation

Is the picture being reflected in the y-axis or x-axis?

• y-axis
• x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect a figure over the y-axis- 

• Change the x-coordinate
• Change the y-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflect a figure over the x-axis- 

• Change the x-coordinate
• Change the y-coordiate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Describe the transformation shown in the graph.

• Reflect over x-axis
• Reflect over y-axis
• Rotate 180 degrees
• Translate 4 units right

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

Describe the transformation shown on the graph.

• Reflect over x-axis
• Reflect over y-axis
• Rotate 180 degrees
• Rotate 90 degrees CCW

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

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.1

CCSS.8.G.A.2

CCSS.8.G.A.3

∆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

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.1

CCSS.8.G.A.2

CCSS.8.G.A.3

What is a translation?

• When you turn an object around a point.
• When you slide an object from one place to another.
• When you flip or mirror an object across a line.
• When you resize an object.

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2