Isometries in the Coordinate Plane

Which of these is NOT a rigid transformation?

• Dilation
• Rotation
• Translation
• Reflection

QUAD is reflected over line XZ.   If AA' is 9 cm long, how long is A'Z?

• 9 cm
• 18 cm
• 4.5 cm
• 5.5 cm

A transformation on the coordinate plane that preserves size and shape is called:

I.  a rigid transformation
II.  an isometry
III. a similarity transformation

• I only
• I and II only
• II and III only
• I, II, and III

Which of the following is true of the figures on the coordinate plane?

• A"B"C" is a translation of ABC.
• ABC and A'B'C' are rotations.
• A'B'C' and A"B"C" are reflections across the y-axis.
• ABC, A'B'C' and A"B"C" are isometries.

An operation that moves or changes a geometric figure in some way to produce a new figure is called a

• transformer

• translator

• transitive

• transformation

Which of the following are isometries?

I. Rotation

II. Reflection

III. Translation

IV. Dilation

• I and II only

• I, II, and III only

• III only

• I, II, III, IV

The new figure that is produced in a transformation is called the

• pre-image

• rotation

• image

• reflection

A slide is also called a _________.

• Translation
• Reflection
• Rotation
• Transformation

A turn is also called a ___________.

• Translation
• Reflection
• Rotation
• Transformation

Name the transformation.

• Translation
• Reflection
• Rotation