Open Up Resources Mid-Unit 1 Test Review

Which are pairs of vertical angles?

• ∠COB & ∠COA
• ∠AOD & ∠AOC
• ∠COB & ∠AOD
• ∠BOD & ∠AOD

Tags

CCSS.HSG.CO.C.9

Find the missing angle.  Find x.

• 20^o
• 70^o
• 160^o
• 180^o

Tags

CCSS.7.EE.B.4

CCSS.7.G.B.5

If m∠1 = 30°, then m∠2 =

• 30°

• 60°

• 150°

• undetermined

Tags

CCSS.8.G.A.5

Identify the transformation.

• Reflection over the y-axis

• Reflection over the x-axis

• 180 Rotation

• Translation 2 units down

Tags

CCSS.8.G.A.1

CCSS.8.G.A.3

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

• y-axis

• x-axis

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

Which answer shows a reflection across the x-axis?

• a (top left)

• b (bottom left)

• c (top right)

• d (bottom right0

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

What happened to the shape?

• Rotation

• Reflection

• Translation

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

What type of transformation is this?

• Rotation

• Reflection

• translation

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

Describe the transformation from the blue triangle onto the red triangle.

• Translation 5 units right and 3 units down

• Rotation 90° clockwise about the origin (0, 0)

• Reflection across the y-axis

• Rotation 90° clockwise about point a, then a translation 4 units to the right

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

What type of transformation is this?

• Rotation

• Reflection

• Translation

• Enlargement

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3