Transformations Test Review

When the scale factor of a dilation is less than one, the dilation is a reduction.

• True
• False

Tags

CCSS.8.G.A.3

What happens to the coordinates of a figure when it is reflected over the x-axis?

• The signs change for both coordinates.

• The coordinates switch.

• The sign of the x-coordinate is changed.

• The sign of the y-coordinate is changed.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When you translate, (x-4,y) will move _____.

• 4 units right
• 4 units left
• 4 units up
• 4 units down

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which transformation does NOT form congruent figures?

• translations

• reflections

• rotations

• dilations

A dilation produces a similar figure

• True
• False

Tags

CCSS.8.G.A.3

Angles that have the same relative position in geometric figures.

• corresponding sides
• corresponding angles
• angle of roation
• angle bisector

Tags

CCSS.8.G.A.5

A dilation produces a congruent figure

• True

• False

When a dilation has a scale factor greater than one, the dilation is an enlargement.

• True
• False

Tags

CCSS.8.G.A.3

Which of the following algebraic expression would create an enlargement?

• (x,y) -----> (x+3,y+3)

• (x,y) -----> (-x,-y)

• (x,y) -----> (0.75x,0.75y)

• (x,y) -----> (2.5x,2.5y)

What is the sequence of transformations?

• Reflect over the y then reflect over the x
• Reflect over the x then reflect over the y
• Translate 4 units then rotate 90˚
• Rotate 90˚ then reflect over the x

Tags

CCSS.8.G.A.3