grade 8

Reflect Point C over the y-axis:

• (-3, 2)
• (3,2)
• (-2,3)
• (3,0)

If you were to rotate ABCD 180° about the origin, what would the coordinate of A' be?

• (3, 5)

• (-3, -5)

• (-5, 3)

• (5, 3)

Which rule describes rotating 180° clockwise?

• ( x, y ) → ( y, -x )

• ( x, y ) → ( -x, -y )

• ( x, y) → ( -y, -x )

• ( x, y ) → ( -y, x )

• (-4, -3)

• (4, 3)

• (-3, -4)

• (-4, 3)

Triangle IJK has the coordinates listed.

I (5, -8) J (10, -8) K (7, -4)

Where is J' after a reflection over the y-axis?

• (10, 8)

• (-10,8)

• (-10, -8)

• (-8, -10)

A point P has coordinates (-8, -2). What are its new coordinates after reflecting point P across the x-axis?

• (-8, 2)

• (8, -2)

• (8, 2)

• (-2, -8)

Translation always create  _______ images

• Congruent
• Bigger
• Smaller
• Rotated

Reflecting over the y-axis changes the ____-_____________.

• x-axis

• x-coordinate

• y-coordinate

• none of the above

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

• y-axis
• x-axis

Which point shows a reflection of point      Y(-5, -7) over the y-axis?

• (5, -7)
• (-5, -7)
• (5, 7)
• (5, 7)