Geometry Transformations Review

Which of the following letters has at least one line of symmetry?

• A. H

• B. G

• C. N

• D. S

Tags

CCSS.4.G.A.3

Which figure has more than 1 line of symmetry?

• A. (Image of a shape)

• B. (Image of a shape)

• C. (Image of a shape)

• D. (Image of a shape)

Tags

CCSS.4.G.A.3

Parallelogram ABCD is shown. Point E is the midpoint of segment AB. Point F is the midpoint of segment CD. Which transformation carries the parallelogram onto itself?

• A reflection across AC

• A reflection across line segment EF

• A rotation of 180 degrees clockwise about the origin

• A rotation of 180 degrees clockwise about the center of a parallelogram

Tags

CCSS.HSG.CO.A.3

20. (G.CO.5) Find the coordinates of the reflection over the x-axis using the given figure by plotting them on the coordinate plane. Label new points appropriately.

• A: (x, -y)

• B: (-x, y)

• C: (-x, -y)

• D: (x, y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

21. Triangle ABC is dilated by a scale factor of ½. What is the scale factor used for the dilation?

• 1

• 1/2

• 2

• 3/4

Tags

CCSS.8.G.A.3

22. A sequence of translations maps ΔGHI to ΔG'H'I'. ΔGHI has vertices at G(-8, 2), H(13, 2), and I(-2, 10). The coordinates of G’ are (-1, -3). What are the coordinates of H’ and I’?

• H'(20, -3), I'(5, 5)

• H'(5, -3), I'(5, 5)

• H'(20, -3), I'(5, -5)

• H'(5, -3), I'(5, -5)

Tags

CCSS.8.G.A.3

Find the coordinates of rotation using the rules of rotation. Draw the image on the coordinate plane and label appropriately. 23.) Rotate the figure 90 CCW. What are the new coordinates of point A?

• (2, 3)

• (-3, 2)

• (3, -2)

• (-2, -3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Find the coordinates of rotation using the rules of rotation. Draw the image on the coordinate plane and label appropriately. 24.) Rotate the figure 180 degrees. What are the new coordinates?

• (x, y) -> (-x, -y)

• (x, y) -> (y, -x)

• (x, y) -> (-y, x)

• (x, y) -> (x, -y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A figure is fully contained in Quadrant II. The figure is transformed as shown: a reflection over the x-axis and a 90° counterclockwise rotation about the origin. In which quadrant does the resulting image lie?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

Tags

CCSS.8.G.A.3

State if the transformation is translation, reflection, or rotation and how is it moved?

• Translation: Moved 5 units right

• Reflection: Over the x-axis

• Rotation: 90 degrees clockwise

• Translation: Moved 3 units up

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5