Rotation lesson check

• (x, -y)

• (-y, x)

• (-x, -y)

• (y, -x)

• (x, -y)

• (-y, x)

• (-x, -y)

• (y, -x)

• (x, -y)

• (-y, x)

• (-x, -y)

• (y, -x)

• (x, -y)

• (-y, x)

• (-x, -y)

• (y, -x)

Describe the rotation that occurred between A ( 2 , 3 ) and A' ( 3 , -2 ) using coordinate notation.

• ( x , y ) --> ( y , -x )

• ( x , y ) --> ( -y , x )

• ( x , y ) --> ( -y , -x )

• ( x , y ) --> ( -x , -y )

What is the type of transformation shown in the image below?

• 180° rotation

• Translation

• 90° rotation

• Reflection across the y-axis

• Reflection across the x-axis

What is the type of transformation shown in the image below?

• 180° rotation

• Translation

• Dilation

• Reflection across the y-axis

• 90° rotation

Which of the following is the correct coordinate notation for the transformation shown?

• (x, y) → (-x, y)

• (x, y) → (y, -x)

• (x, y) → (-x, -y)

• (x, y) → (-y, x)

Which correctly describes the two transformations that were used to create the image on the graph?

• Reflection over the y-axia and a rotation 90^o counter clockwise

• (x+10, y) and reflection over x-axis

• Rotation 90^o clockwise and a reflection over the x-axis

• Reflection over the x-axis ad a translation (x+6,y)

How is triangle A rotated to be triangle Y?

• 180 clockwise
• 90 clockwise
• 90 counter-clockwise