Topic 1: Transformations

What is this an example of?

• Translation
• Rotation
• Reflection
• Right Angles

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

Sliding a figure is a ...

• Rotation
• Translation
• Dilation
• Reflection

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

Identify the transformation from ABCD to A'B'C'D'.

• Translation
• Reflection across the x-axis
• Reflection across the y-axis
• 90^o counter clockwise rotation

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

Identify the transformation from B to D.

• 90^o Clockwise Rotation
• 180^o Rotation
• 270^o clockwise Rotation
• 360^o Rotation

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)

G(-4,1),.....After a translation of 3 units down and 5 units right

• G’(-1,6)
• G’(1, -2)
• G'(-7, 6)
• G'(6, -2)

A dilation is which of the following: 

• An enlargement
• A reduction
• Either an enlargement or a reduction
• Neither an enlargement or a reduction

How is trapezoid ABCD translated to trapezoid A'B'C'D'?

• Translated 5 units down and 5 units to the right
• Translated 5 units down and 1 to the right
• Translated 8 units down and 5 units to the right
• Translated 5 units down and 4 units to the right

Tags

CCSS.HSG.CO.A.2

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

The rule for reflection over the y-axis is  
(x, y) --> _

• (-x, y)
• (x, -y)
• (y, x)
• (-y, x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5