Transformations Translations Reflections Rotations

What order of rotational symmetry does this shape have?

• 1

• 2

• 4

• 6

• A
• B
• C
• D

This shape has

• line of symmetry only

• rotational symmetry only

• line of symmetry and rotational symmetry

If the rectangle were rotated 90º clockwise about the origin, what would be the coordinates of Z'?

• (2, -2)

• (-2, -3)

• (2, 2)

• (-3, -2)

Which series of transformations were performed in the figure?

• Translation 5 units down, reflection over the y-axis

• Reflection over the x-axis, translation 6 units right

• Rotation 90^o clockwise, reflection over the x-axis

• Rotation 180^o clockwise, reflection over the y-axis

Rotate the point (7,8) around the origin 90 degrees counterclockwise.
State the image of the point.

• (-7,-8)

• (8,-7)

• (-8,7)

• (8,7)

Translations, reflections and rotations are going to create images that are congruent to the pre-image.

• True

• False

What is the definition of a translation?

• To slide up, down, left, or right.

• To flip.

• To make a circular movement around a point.

• To mirror.

What is a reflection?

• When you turn an object around a point.

• When you slide an object form one place to another.

• When you flip or mirror an object across a line.

• When you resize an object.

Reflect over x-axis. Which point would be at (3, -6)

• A

• B

• C

• H