TEKS.MATH.8.10C

Going from (x,y) to (-y,x) will result in a counter-clockwise rotation of _____ degrees.

• 90
• 180
• 270
• 360

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TEKS.MATH.8.10C

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.8.10C

Reflect Point C over the y-axis:

• (-3, 2)
• (3,2)
• (-2,3)
• (3,0)

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TEKS.MATH.8.10C

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

• y-axis
• x-axis

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TEKS.MATH.8.10C

Triangle A is rotated 270° counterclockwise with the origin as the center of rotation to create a new figure. Which rule describes rotating 270° counterclockwise?

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

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TEKS.MATH.8.10C

Tell whether the shaded figure is a reflection of the nonshaded figure.

• Yes
• No

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TEKS.MATH.8.10C

Identify the transformation.

• Reflection across y-axis
• 90 Rotation counter clockwise
• Translation 5 units left, 1 unit up.
• Translation 5 units right, 1 unit down

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TEKS.MATH.8.10C

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

When translating a figure on a coordinate plane, which coordinate is affected by movement up and down?

• The x-coordinate
• The y-coordinate
• Neither

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TEKS.MATH.8.10C

The vertex of the quadratic function q(x) is 18 units below the vertex w(x). Which describes graphs q and w?

• q(x) = 18x^2 and
  w(x) = x^2
• q(x) = x^2 + 18
  and 
  w(x) = x^2
• q(x) = -18x^2 and 
  w(x) = x^2
• q(x) = x^2 - 18 and 
  w(x) = x^2

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TEKS.MATH.8.10C