Transformations STAAR Review

How is trapezoid ABCD translated to trapezoid A'B'C'D'?

• Translated 5 units down and 5 units to the right

• Translated 5 units down and 1 to the right

• Translated 8 units down and 5 units to the right

• Translated 5 units down and 4 units to the right

A dilation with a scale factor of 1/3 is a reduction. 

• True 

• False

The rule for rotation of 90 degrees is  
(x, y) --> _

• (y, -x)

• (-y, x)

• (x, -y)

• (-x, y)

The rule for rotation of 270 degrees is  
(x, y) --> _

• (y, x)

• (-y, x)

• (y, -x)

• (x, -y)

Is the dilation from A to B an enlargement or a reduction?

• enlargement

• reduction

What is this transformation?
(x, y) ----> (-x, y) 

• Reflect over the x axis

• Reflect over the y-axis

• Slide down 1

• slide left 1

Reflections over the x-axis change the __________.

• y-coordinate

• x-coordinate

Reflections over the y-axis change the ___________.

• y-coordinate

• x-coordinate

• y-axis

• x-axis

The result of a transformation.

• Pre-image

• Image

What is the algebraic notation of a figure is Translated 6 units right and 5 units up?

• (x, y) --> (x - 6, y + 5)

• (x, y) --> (x + 6, y + 5)

• (x, y) --> (x + 5, y - 6)

• (x, y) --> (6x, 5y)