Dilation, Reflection, Translation

a transformation that changes the size of a figure, but not the shape

• translation

• rotation

• reflection

• dilation

Tags

CCSS.8.G.A.3

Triangle ABC has been dilated to triangle A'B'C'. What is the scale factor?

• 2

• 3

• 4

Tags

CCSS.8.G.A.3

The original photo has side lengths of 5 inches and 6 inches. He is wanting to dilate the picture by a scale factor of 2. How many total inches of wood will he need to create a frame for the new enlarged photo?

• 22

• 44

• 88

• 121

Tags

CCSS.7.G.A.1

Triangle CAT, with vertices C(-2, 4), A(0, -5), and T(-3, -8) was dilated to form triangle C'A'T' with vertices C'(-1.6, 3.2), A'(0, -4), and T'(-2.4, -6.4). Which scale factor was used?

• 0.4

• 4/5

• 5/4

• 0.3

Tags

CCSS.8.G.A.3

Which transformation does not preserve congruence?

• translation

• reflection

• rotation

• dilation

Tags

CCSS.HSG.CO.A.2

 What is the scale factor if Point P is at (-2, 3) and P’ is at (-8, 12)?

• 6

• 9

• 8

• 4

Tags

CCSS.7.G.A.1

Point (-5,2) is reflected over the y axis.  Where is the new point located?

• (5,2)

• (-5,-2)

• (-5,2)

• (5,-2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• Reflection across the x-axis

• Reflection across the y-axis

• 90^o clockwise rotation

• 90^o counterclockwise rotation

Tags

CCSS.8.G.A.3

To dilate by 1/2, what can you do?

• Multiply by -1

• Multiply by 2

• divide by 2

• divide by 1/2

Tags

CCSS.8.G.A.3

Triangle ABC has been dilated to triangle A'B'C'. What is the scale factor?

• 1/2

• 2

• 3

• 4

Tags

CCSS.8.G.A.3