Chapter 4 Test Transformations

Name the transformation.

• Translation

• Reflection

• Rotation

Tags

CCSS.HSG.CO.A.5

CCSS.8.G.A.3

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

• 90^o clockwise rotation

• 90^o counter clockwise rotation

• Reflection across the y-axis

• Reflection across the x-axis

Is the picture being reflected in the y-axis or x-axis?

• y-axis

• x-axis

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

• Translate 8 units right and 4 units up

• Translate 8 units left and 4 units down

• Reflect over the y-axis

• Rotate 180 degrees CCW

Triangle RST has vertices R (1, 1), S (1, 4), and T (3, 1). If you rotate the figure 180° about the origin, what are the coordinates of Tʹ?

• (-3, -1)

• (-3,-2)

• (5,2)

• (5,4)