8.7 Transformations

Identify the transformation.

• Reflection across y axis
• Reflection across x-axis
• 180 Rotation
• Translation 2 units down

Tags

CCSS.HSG.CO.A.2

Point B is at (-10,-6). What are the coordinates of B' after it has been dilated by a scale factor of ½

• (5,3)

• (20,12)

• (-20,-12)

• (-5,-3)

Tags

CCSS.8.G.A.3

What transformation is happening to the red triangle to get to the blue triangle?

• Translation

• Dilate

• Reflection

Tags

CCSS.HSG.CO.A.2

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

• translate vertically -2 units

• Dilate by a scale factor of 2

• Reflection across the y-axis

• Reflection across the x-axis

Tags

CCSS.HSG.CO.A.2

What type of transformation does the image show?

• Translation to the right 1 unit

• Reflection across the y-axis

• Dilation by a scale factor of 2

• Dilation by a scale factor of ½

Tags

CCSS.HSG.CO.A.2

Write a rule for the translation.

•  (x -1, y  + 2)
•  (x -2, y  + 1)
•  (x +2, y  - 1)
• (x +1, y  -  2)

Tags

CCSS.HSG.CO.A.2

Reflect Point C over the y-axis:

• (-3, 2)
• (3,2)
• (-2,3)
• (3,0)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

How is triangle ABC being translated to triangle A'B'C'?

• up 3, left 8

• up 9, left 4

• down 3, right 8

• down 9, right 4

Tags

CCSS.HSG.CO.A.2

Is the triangle being reflected across the y-axis or x-axis?

• y-axis

• x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

• ½
• ¼
• 4
• 2

Tags

CCSS.8.G.A.3