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

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

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

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

What's the difference between = and ≅?

• = is for measurements, ≅ is for geometric figures
• = is for geometric figures, ≅ is for measurements
• There's no difference (they have the same meaning)
• = is used in standard geometry, ≅ is used in Euclidian geome

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

If the dotted figure is the image, the original figure was reflected over the ...

• x-axis
• y-axis

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

If you were to rotate ABCD 90° counterclockwise about the origin, what would the coordinate of A' be?

• (-5, 5)
• (-3, 5)
• (-5, 3)
• (-3, 3)

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

The Point of rotation... 

• Is the point that does not move
• Move a little
• Is always the origin
• Is never the origin

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

When talking about figures on a coordinate plane, what does "congruent" mean?

• Same shape, same size
• Same shape, size changes
• Different shape, different size
• Same shape, different size

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

Tell whether the figures are congruent or not congruent.

• Congruent

• Not Congruent

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

What is the transformation from Triangle ABC to Triangle A''B''C''?

• Reflection x-axis, then rotation of 180 Degrees

• Reflection over y-axis, then rotation of 90 Degrees

• Rotation of 90 Degrees, then reflection over x-axis

• Rotation of 180 Degrees, then reflection over y-axis

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

Counterclockwise means

• the same direction as a clock's hands

• the opposite direction of a clock's hands

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

What is the image of S(2,-8), after a reflection over the line x axis?

• S'(-2,-8)

• S'(2, 8)

• S'(-8,2)

• S'(8,-2)

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