Geometry Rigid Transformations Review

Which answer shows a reflection across the y-axis?

• a
• b
• c
• d

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

Identify the transformation from A to D.

• 90^o Clockwise Rotation

• 180^o Rotation

• 90^o Counter Clockwise Rotation

• 270^o Clockwise Rotation

• 270^o Counter Clockwise Rotation

Identify the transformation from C to D.

• 90^o Clockwise Rotation

• 180^o Rotation

• 270^o Clockwise Rotation

• 270^o Counterclockwise Rotation

• 90^o Counterclockwise Rotation

If the quadrilateral is translated $\left(x,y\right)\rightarrow\left(x-4,y-5\right)$  what is the coordinates for Point A'?

• (4,0)

• (0,4)

• (-1,5)

• (5,-1)

Determine how to translate triangle A'B'C' to triangle ABC.

•  $\left(x,y\right)\rightarrow\left(x+2,y-5\right)$  

•  $\left(x,y\right)\rightarrow\left(x+2,y-9\right)$  

•  $\left(x,y\right)\rightarrow\left(x-2,y-9\right)$  

•  $\left(x,y\right)\rightarrow\left(x-2,y-5\right)$  

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3

Select the correct transformation rule.

• translation (x + 4, y + 2)

• rotation 90 degrees CCW

• rotation 90 degrees CW

• reflection across x = - 1

Select the correct transformation rule.

• reflection across the x axis

• $\left(x,y\right)\rightarrow\left(x+1,y+7\right)$

• $\left(x,y\right)\rightarrow\left(x-1,y-7\right)$

• rotation 180 degrees

A figure is translated 7 units down and 3 units left. What rule describes this transformation?

• (x,y) --> (x - 3, y - 7)

• (x,y) --> (x + 3, y + 7)

• (x,y) --> (x - 7, y - 3)

• (x,y) --> (x + 7, y + 3)

Identify the rule after a 180° CLOCKWISE or COUNTER CLOCKWISE
(x, y) ---> ___________

• ( -x, -y)
• ( -y, x)
• ( -x, y)
• (y, -x)

Tags

CCSS.8.G.A.1

CCSS.8.G.A.3

What is a reflection across the x-axis of point A(-2, -1)?

• a.  (2,1)
• b.  (-2,1)
• c. (1,-2)

Tags

CCSS.8.G.A.1

CCSS.8.G.A.2

CCSS.8.G.A.3