Translations and Reflections

When translating a figure on a coordinate plane, which coordinate is affected by movement up and down?

• The x-coordinate

• The y-coordinate

• Neither

When translating a figure on a coordinate plane, which coordinate is affected by movement left and right?

• The x-coordinate

• The y-coordinate

• Neither

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

• (5, -7)

• (-5, -7)

• (5, 7)

• (5, 7)

Determine how to translate triangle A'B'C' to triangle ABC.

• (x+2, y-5)

• (x+2, y-9)

• (x-2, y-9)

Determine where X' would be if you translated X 3 units to the left and 9 units down.

• (-4, 4)

• (-10, 2)

• (-4, -5)

• (-1, 5)

How is trapezoid ABCD translated to trapezoid A'B'C'D'?

• Translated 5 units down and 5 units to the right

• Translated 5 units down and 1 to the right

• Translated 8 units down and 5 units to the right

• Translated 5 units down and 4 units to the right

State the line of reflection.

• Reflection across y-axis

• Reflection across x-axis

• Reflection across x = 1

• Reflection across y = 1

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

• y-coordinate

• x-coordinate

Which point is the image of point B(-2, 4) reflected over the x-axis?

• (2, 4)

• (2, -4)

• (-2, -4)

• (-2, 4)

Flipping a figures is a ...

• Rotation

• Reflection

• Dilation

• Translation