Reflection in X and Y Axis

Where will A' be at, if triangle ABC is reflected by
(x,y) --> (-x,y)?

• (2,1)

• (1,-2)

• (-1,2)

What is the Algebraic Notation for this Reflection?

• (x, y) → (y, x)

• (x, y) → (-x, y)

• (x, y) → (-y, -x)

• (x, y) → (x, -y)

What is the Algebraic Notation for this Reflection?

• (x, y) → (y, x)

• (x, y) → (-x, y)

• (x, y) → (-y, -x)

• (x, y) → (x, -y)

Triangle GHI is reflected across the x-axis.  What are the coordinates of I'?

• (-2, 6)

• (2, 6)

• (-6, -2)

• (6, 2)

How do you represent reflection over the x axis Algebraically?

• (-y, -x)

• (x + a, y + b)

• (x , -y)

• (ax, by)

If the dotted figure is the image, the original figure was reflected over the ...

• x-axis

• y-axis

A type of transformation where a figure is “flipped” over a line of symmetry. A reflection produces a mirror image of a figure.

• rotation

• translation

• dilation

• reflection

Identify the transformation from ABC to A'B'C'.

• (x+8, y+4)

• (x-8, y-4)

• (x+4, y+8)

• (x-4, y-8)

Describe the transformation in the image

• Translation

• Reflection

• Rotation

Name the transformation.

• Translation

• Reflection

• Rotation