Reflections and Translations Math

If we reflect triangle ABC over the line shown (y=-x), where would A' be located? 

• (2,-5)

• (1,2)

• (-1,-3)

• (-1,-2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When a figure is translated down what happens?

• You subtract from the y-value

• You add to the y-value

• You subtract from the x-value

• You add to the x-value

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Translations, reflections and rotations are all known as ________________________.

• Geometry

• Transformations

• Congruent

• Orientation

Name the transformation.

• Translation

• Reflection

• Rotation

• Dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Translation always create  _______ images

• Congruent

• Bigger

• Smaller

• Rotated

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When you translate, (x,y) --> (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

Reflecting over the y-axis changes the ____-_____________. 

• x-axis

• x-coordinate

• y-coordinate

• none of the above

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which statement is FALSE about reflections?

• Reflections create congruent images.

• In a reflection, the image is the same distance from the line of reflection as the pre-image.

• Reflections preserve orientation.

• Reflections preserve size.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the equation of the line of reflection?

• x=2

• y=-2

• x=undefined

• x=-2

Tags

CCSS.HSG.CO.B.6

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

Tags

CCSS.HSG.CO.A.2