Reflecting Points and Distance Between Points on the Coordinate Plane

What are the coordinates of C' if point C is reflected across the x-axis?

• (2,2)

• (-2,2)

• (2,-2)

• (0,2)

What does this show?

• reflection over the y-axis

• reflection over the origin

• reflection over the x-axis

This pictures shows what?

• reflection over the x-axis

• reflection over the origin

• reflection over the y-axis

What is the perimeter (distance around) of the rectangle?

• 9 units

• 12 units

• 16 units

• 20 units

What is the distance between points (-7, 8) and (2, 8)?

• 4 units

• 5 units

• 3 units

• 9 units

Reflections over the x-axis change the ____-__________. 

• y-coordinate

• x-coordinate

• y-axis

• x-axis 

Reflect about the y-axis
(-2, 7)

• -2 , 7

• -2, -7

• 2, -7

• 2,7

Reflect about the x- axis
(5,9)

• -5,9

• 9,5

• 5,-9

• 9,-5

Reflect about the x-axis
(9, -1)

• 9,1

• 9,-1

• -9,-1

• -9,1

Reflect about the y -axis
(-3 , -6)

• 3,6

• -3,6

• 3,-6

• 3,6