Unit 8 Test Review

What are the coordinates of Q', the image of Q (-2, 5) after a reflection over the line y = -x ?

• ( 2, -5 )

• ( -5, 2 )

• ( 5, -2 )

• ( -2, -5 )

Which of the following is NOT an example of a rigid transformation?

• Rotation

• Reflection

• Translation

• Dilation

If point ( 6, 3 ) was rotated counterclockwise 90 degrees about the origin its image will be at what coordinates?

• ( -3 , 6 )

• ( -3 , -6 )

• ( -6 , 3 )

• ( 3 , 6 )

If point ( 3 , 2 ) is rotated counterclockwise 270 degrees about the origin its image will be at what coordinates?

• ( -2 , 3 )

• ( 3 , 2 )

• ( 2 , -3 )

• ( 3 , -2 )

A translation move point B ( 3 , 5 ) to B' ( -2 , 8 ). What is the rule for this translation?

• ( x - 2 , y + 3 )

• ( x - 5 , y + 3 )

• ( x - 5 , y - 3)

• ( x - 2 , y - 5 )

What is the image of point (−4, 9) after a reflection in the x-axis?

• (-4 , -9)

• (4 , 9)

• (4 , -9)

• (-9 , -4)

When point W (−1, 4) is reflected in the line x = 1, where is the image located?

• (3 , 4)

• (4, -1)

• (1, 4)

• (4,3)

What is the image of point (-2, -6) under the translation that shifts (x, y) to (x + 3, y − 2)?

• (1, -8)

• (-5, -4)

• (1, -4)

• (-5, 8)

Point R ( 2 , 2 ) is translated 6 units to the left and then reflected over the x-axis? What quadrant is point R'' located in ?

• I

• II

• III

• IV

Triangle B is rotated 90° counterclockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D