Geometry Unit 1 Review

Name the transformation.

• Translation
• Reflection
• Rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

 Describe the Transformation

• Translation
• Rotation
• Reflection

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation.

• Reflection across y axis
• Reflection across x-axis
• 180 Rotation
• Translation 2 units down

Tags

CCSS.HSG.CO.A.2

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

Which answer shows a reflection across the y-axis?

• a
• b
• c
• d

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The dashed figure is the image of the solid figure.  What is the Algebraic Notation for the Translation?

• (x, y) --> (x - 7, y + 4)
• (x, y) --> (x + 7, y - 4)
• (x, y) --> (x + 4, y - 7)
• (x, y) --> (7x, 4y)

Tags

CCSS.HSG.CO.A.2

How many lines of symmetry does this shape have?

• 1
• 2
• 4
• 8

Tags

CCSS.4.G.A.3

How many lines of symmetry are there on an equilateral triangle?

• 0

• 1

• 2

• 3

Tags

CCSS.4.G.A.3

What is the smallest angle of rotational symmetry of this shape?

• 60

• 120

• 30

• 360

Tags

CCSS.HSG.CO.A.4

Identify the smallest angle of rotation that maps the image to itself.

• 72°
• 180°
• 144°
• 45°

Tags

CCSS.HSG.CO.A.4