TEKS.MATH.8.10A

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

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

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TEKS.MATH.8.10A

How many degrees was the figure rotated?

• 90 degrees counterclockwise 
• 180 degrees
• 270 counterclockwise 
• 90 degrees clockwise

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TEKS.MATH.8.10A

What is the Algebraic Notation for this Reflection?

• (x, y) → (y, x)
• (x, y) → (-x, y)
• (x, y) → (-y, -x)
• (x, y) → (x, -y)

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TEKS.MATH.8.10C

TEKS.MATH.8.10A

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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TEKS.MATH.8.10C

TEKS.MATH.8.10A

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

• left 2, up 9
• right 2, down 9
• left 2, down 9
• left 2, up 5

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TEKS.MATH.8.10A

Tell whether the two figures are congruent.

• Yes, same size and same shape
• No, same shape but different sizes
• No, different size and different shapes

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TEKS.MATH.8.10A

What is the equation of the line of reflection?

• x=2
• y=-2
• x=undefined
• x=-2

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TEKS.MATH.8.10C

TEKS.MATH.8.10A

∆BCD contains the points: B(2,3) C(2,1) D(5,1). If the triangle is reflected across the x-axis, what will B' be?

• B'(2, -3)
• B'(-2, 3)
• B'(-2, -3)
• B'(2, 3)

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TEKS.MATH.8.10C

TEKS.MATH.8.10A

Which transformation is NOT a rigid motion?

• reflection

• rotation

• dilation

• translation

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TEKS.MATH.8.10A

Describe the transformation in the image

• Translation

• Reflection

• Rotation

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TEKS.MATH.8.10A