CCSS.Math.Content.8.G.A.2

.

• A
• B
• C
• D

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CCSS.Math.Content.8.G.A.2

You want to reflect a figure over the horizontal line shown. 
What directions would you give? 
Reflect over the line: ________

• x = -4
• y = -4
• x - y = 4
• None of these

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CCSS.Math.Content.8.G.A.2

A transformation that “turns” a figure about a fixed point at a given angle and a given direction.

• rotation
• translation
• reflection
• dilation

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CCSS.Math.Content.8.G.A.2

Going from (x,y) to (-x,y) results in reflecting across _______.

• The x-axis
• The y-axis
• The line y=x
• The origin

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CCSS.Math.Content.8.G.A.2

Which triangle congruence theorem can be used to prove the triangles are congruent?

• SSS
• ASA
• AAS
• SAS

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CCSS.Math.Content.8.G.A.2

Which is given in the diagram?

• BD ≅ BD
• AB ≅ BC
• D is the midpoint of AC
• ΔABD ≅ ΔCBD

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CCSS.Math.Content.8.G.A.2

Determine how to translate triangle A'B'C' to triangle ABC.

• (x+2, y-5)
• (x+2, y-9)
• (x-2, y-9)

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CCSS.Math.Content.8.G.A.2

Identify the transformation from ABC to A'B'C'.

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

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CCSS.Math.Content.8.G.A.2

Triangle ABC has vertices A(-4, 1), B(-2, 1), and C(-1, -2) on a coordinate grid. If ∆ABC is rotated 180° about the origin, what are the coordinates of A'B'C'?

• A'(1,4) B'(1,2) C'(-2,1)
• A'(4,-1) B'(2,-1) C'(1,2)
• A'(-1,-4) B'(-1,-2) C'(2,-1)
• A'(-4,1) B'(-2,1) C'(-1,-2)

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CCSS.Math.Content.8.G.A.2

Rotate the point (-3,-4) around the origin 180 degrees. State the image of the point.

• (-4,-3)
• (-4,3)
• (4,-3)
• (3,4)

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CCSS.Math.Content.8.G.A.2