Rigid Motion and Symmetry

If you are performing a reflection in the line y=x, the rule is ...

• (x, y)

• (-x, y)

• (x, -y)

• (y, x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A rigid motion creates figures that are ____________.

• congruent
• different sizes
• similar
• larger

Tags

CCSS.HSG.CO.B.6

Determine where X' would be if you translated X 3 units to the left and 9 units down.

• (-4, 4)
• (-10, 2)
• (-4, -5)
• (-1, 5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which letter has rotational symmetry?

• A

• S

• T

• W

Tags

CCSS.HSG.CO.A.4

The following is an example of which transformation ...

• 90^o Rotation

• Reflection over the x-axis

• Reflection of the y-axis

• 180^o Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What are the series of rigid motions that would map ∆ABC onto ∆A''B''C''?

• a reflection followed by a rotation
• a reflection followed by a translation
• a translation followed by a rotation
• a translation followed by a reflection

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

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

Turning a figure is a ...

• Translation
• Reflection
• Dilation
• Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which answer shows a reflection across the y-axis?

• a
• b
• c
• d

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Write a rule for the translation.

•  (x -1, y  + 2)
•  (x -2, y  + 1)
•  (x +2, y  - 1)
• (x +1, y  -  2)

Tags

CCSS.HSG.CO.A.2