Unit 2: Transformations Reflection Quiz

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

• y-axis

• x-axis

Reflect a figure over the y-axis- 

• Change the x-coordinate

• Change the y-coordinate

Reflect a figure over the x-axis- 

• Change the x-coordinate

• Change the y-coordiate

Reflect the point (2, -4) over the y-axis.

• (-4, 2)

• (-2, 4)

• (-2, -4)

• (2, 4)

∆QRS contains the points: Q(4, 2) R(5, 1) S(3,7). If the triangle is reflected across the y-axis, what will S' be?

• S'(3, 7)

• S'(-3, 7)

• S'(-3, -7)

• S'(3, 7)

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

• 90^o clockwise rotation

• 90^o counter clockwise rotation

• Reflection across the y-axis

• Reflection across the x-axis

The rule for reflection over the y-axis is  
(x, y) --> _

• (-x, y)

• (x, -y)

• (y, x)

• (-y, x)

Name the transformation.

• Translation

• Reflection

• Rotation

The point that is to be transformed is called the:

• Pre-Image

• Image

• Post-Image

• Transformation

After being transformed the new point is called a(n):

• Pre-Image

• Post Image

• Transformed

• Image