Quiz 3 Review

Triangle A is rotated 90° clockwise with the origin as the center of rotation to create a new figure. Which rule describes this transformation?

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

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

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

Triangle C is rotated 180° counterclockwise with the origin as the center of rotation to create a new figure. Which rule describes this transformation?

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

Triangle D is rotated 360° clockwise with the origin as the center of rotation to create a new figure. Which rule describes this transformation?

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

Triangle B is rotated 90° counterclockwise with the origin as the center of rotation to create a new figure. Which rule describes this transformation?

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

Identify the transformation.

• Reflection across y axis
• Reflection across x-axis
• 180 Rotation
• Translation 2 units down

Identify the transformation.

• 90 Rotation counterclockwise
• 90 Rotation Clockwise
• Reflection across y-axis
• Translation 5 units right, 3 units up

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

Identify the transformation.

• 180 Rotation
• 90 Rotation Clockwise
• Reflection across y = x
• Translation 2 units right, 6 units down.

Write the function that describes the translation.

• (x, y) -> (x + 2, y)
• (x, y) -> (x, y + 4)
• (x, y) -> (x + 3, y + 3)
• (x, y) -> (x - 2, y + 3)