Rigid Transform

What is the angle of rotation for this counterclockwise rotation about the origin?

• 90°

• 180°

• 270°

• 360°

Translation are always _______

• Congruent

• Bigger

• Smaller

• Rotated

Identify the transformation.

• Reflection across y-axis

• 90 Rotation counter clockwise

• Translation 5 units left, 1 unit up.

• Translation 5 units right, 1 unit down

Which answers are showing a reflection?

• a and c

• b and c

• c and d

• a and d

A turn is also called a ___________.

• Translation

• Reflection

• Rotation

• Transformation

Name the transformation.

• Translation

• Reflection

• Rotation

True or False?
A rigid motion preserves angles measures but not side lengths of a figure.

• True

• False

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)

Which answer shows a reflection across the y-axis?

• a

• b

• c

• d

Identify the transformation from C to D.

• 90^o Clockwise Rotation

• 180^o Rotation

• 270^o Clockwise Rotation

• 360^o Rotation