Composition Translations Rotations Reflections Dilations

What is the definition of dilation,  in mathematical terms?

• to make larger or smaller

• to only make larger

• all of the above

• to only make smaller

Tags

CCSS.8.G.A.3

A transformation that “turns” a figure about a fixed point at a given angle and a given direction.

• reflection

• translation

• rotation

• dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What Transformation is visible?

• Reflection

• Translation

• Rotation

• Dilation

Tags

CCSS.8.G.A.3

∆QRS contains the points: Q(4, 2) R(5, 1) S(3,7). If the triangle is reflected across the y-axis, what will S' be?

• S'(3, 7)

• S'(-3, 7)

• S'(-3, -7)

• S'(3, 7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which answer shows a reflection across the y-axis?

• a

• b

• c

• d

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation from ABC to A'B'C'.

• 90^o clockwise rotation

• 90^o counterclockwise rotation

• Reflection across the y-axis

• Reflection across the x-axis

Tags

CCSS.8.G.A.3

What is the equation of the line of reflection?

• x=2

• y=-2

• x=undefined

• x=-2

Tags

CCSS.HSG.CO.B.6

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

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

If a Scale Factor is between 0 and 1, then your figure gets...

• Smaller

•  Bigger

• Turned upside-down

• Does not change

Tags

CCSS.8.G.A.3