Reflecting Points in a Coordinate Plane

When you reflect a point over the x-axis, the _________ changes.

• x-coordinate

• y-coordinate

When you reflect a point over the y-axis, the ____________ changes.

• x-coordinate

• y-coordinate

Reflect (-2, 5) over the y axis.

Think: What will change? the X or the Y?

• (-2, -5)

• (2, 5)

• (2, -5)

Reflect (-8, -1) over the y-axis.

Think: What will change? the X or the Y?

• (8, -1)

• (8, 1)

• (-8, 1)

Reflect (-12, 13) over the y-axis.

Think: What will change? the X or the Y?

• (-12, 13)

• (12, -13)

• (12, 13)

Reflect (4, -15) over the y-axis.

Think: What will change? the X or the Y?

• (-4, -15)

• (4, 15)

• (-4, 15)

When you reflect (-2, 18) over the y-axis, you get....

• (2, -18)

• (2, 18)

• (-2, -18)

Reflect (4, -15) over the Y axis.

Think: What will change? the X or the Y?

• (-4, -15)

• (4, 15)

• (-4, 15)

When you reflect (-6, -8) over the X-axis, you get...

• (6,-8)

• (6, 8)

• (-6, 8)

When you reflect a point over the X- axis, the _________ changes.

• X coordinate

• Y coordinate