Identifying Sequence of Transformations on the Coordinate Plane

Which answer shows a reflection across the x-axis?

• d

• c

• b

• a

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When a coordinate goes to (-x, -y) it is a 

• 180 degree rotation

• a 90 degree clockwise rotation

• a 90 degree counterclockwise rotation

• A 360 degree rotation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What transformation is happening?
(x, y) ----> (x + 2, y - 3) 

• slide up 2, left 3

• slide right 2, up 3

• slide right 2, down 3

• slide left 3, right 2

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Determine how to translate triangle A'B'C' to triangle ABC.

• right two, down five

• left two, up 9

• left two, down 9

• left two, down 5

Tags

CCSS.HSG.CO.A.2

Reflections over the x-axis changes ______________. 

• the sign of the y-coordinate

• the sign of the x-coordinate

• the order of the coordinates

• the signs of both coordinates

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

C(-6, 2) and B(-1, -1)
Rotate 90 degrees counterclockwise.

• C' (-6, 2), B' (-1, -1)

• C' (6, 2), B' (1, -1)

• C' (2, -6), B' (-1, -1)

• C' (-2, -6), B' (1, -1)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Rotate 180 degrees

• (-2, 2), B' (3, 2)

• (-2, -2), B' (-3, -2)

• (2, -2), B' (-3, -2)

• (2, -2), B' (2, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A(-2, 2) and B(3, 2)
Dilate k = 2

• A' (-2, 2), B' (3, 2)

• A' (-4, 4), B' (6, 4)

• A' (2, -2), B' (-3, -2)

• A' (2, -2), B' (2, 3)

Tags

CCSS.8.G.A.3

Reflect over the x-axis

• (-2, 2), B' (3, 2)

• (-2, -2), B' (3, -2)

• (2, -2), B' (-3, -2)

• (2, -2), B' (2, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

C(-6, 2) and B(-1, -1)
Translate (x, y) -> (x - 1, y - 3)

• C' (-6, 2), B' (-1, -1)

• C' (-7, -1), B' (-2, -4)

• C' (-5, 5), B' (0, 2)

• C' (-7, 1), B' (-2, -2)

Tags

CCSS.HSG.CO.A.2