Reflections & Translations Check-In

A "Slide" on the coordinate plane is known as a....

• Reflection

• Transformation

• Translation

• Dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the rule for Reflections over the Y-Axis ?

• ( x , y ) --> ( x , - y )

• ( x , y ) --> ( y , x )

• ( x , y ) --> ( - x , - y )

• ( x , y ) --> ( - x , y )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the rule for Reflections over the line with equation y = - x ?

• ( x , y ) --> ( - x , - y )

• ( x , y ) --> ( - y , - x )

• ( x , y ) --> ( x , - y )

• ( x , y ) --> ( y , x )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the Reflection image of A ( - 3 , 8 ) after it is reflected over the line y = x ?

• A' ( 8 , - 3 )

• A' ( 8 , 3 )

• A' ( - 8 , - 3 )

• A' ( 3 , - 8 )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the Translation image of A ( - 3 , 8 ) after it is translated by the Vector < -2 , - 8 > ?

• A' ( 5 , - 16 )

• A' ( 1 , 16 )

• A' ( - 1 , 0 )

• A' ( - 5 , 0 )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the simplified version of $\sqrt{40}$ ?

•  $4\sqrt{10}$  

•  $2\sqrt{10}$  

•  $5\sqrt{8}$  

•  $2\sqrt{20}$  

Reflections will always preserve which of the following? Check all that apply...

• Side Lengths

• Angle Measures

• Orientation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the Orientation of Quadrilateral ABCD ?

• Clockwise

• Counterclockwise

• Neither

Tags

CCSS.6.G.A.3

What is the equation of the line that is VERTICAL which passes through the point ( 4 , - 9 ) ?

• y = 4

• y = - 9

• x = 4

• x = - 9

What are the coordinates of W' if $r_{y=-3}W\ =\ W'$  

• ( 4 , - 8 ) 

• ( - 4 , 2 ) 

• ( - 4 , 8 ) 

• ( 4 , - 4 )