Transformation Unit Exam

Write a description of the rule (x,y) → (x +10, y + 8)

• 1. Translation 10 units to the left and 8 units down

• Translation 10 units to the right and 8 units up

• 1. Translation 10 units to the right and 8 units down

• 1. Translation 10 units to the left and 8 units up 

Tags

CCSS.MATH.CONTENT.8.G.A.3

CCSS.MATH.CONTENT.8.G.A.2

Which sequence of transformations will map trapezoid RSTU onto trapezoid NMLK?

• a reflection over the y-axis, then a translation 1 unit to the right

• a reflection over the x-axis, then a translation 1 unit to the left

• a reflection over the y-axis, then a translation 1 unit down

• a reflection over the x-axis, then a translation 1 unit up

Tags

CCSS.MATH.CONTENT.8.G.A.3

CCSS.MATH.CONTENT.8.G.A.1

Triangle ABC is dilated by a scale factor of 2 with a center of dilation at the origin to create A'B'C'. What are the coordinates of the vertices of A'B'C'?

• (1,1), (2,2), (-2,1)

• (4,4), (8,8), (-8, 4)

• (4,4), (6,6), (-2,4)

• (4,4), (6,6), (-2,4)

Tags

CCSS.MATH.CONTENT.8.G.A.3

CCSS.MATH.CONTENT.8.G.A.1

On a coordinate plane, Vertex 'A' for triangle ABC is located at (6,4). Triangle ABC is dilated by a scale factor of 0.5 with the center of dilation at the origin. The resulting image is triangle A'B'C'. What are the coordinates for Vertex A'?

• (3,2)

• 1. (12,8)

• 1. (5.5, 3.5) 

• 1. (6.5, 4.5) 

Tags

CCSS.MATH.CONTENT.8.G.A.3

CCSS.MATH.CONTENT.8.G.A.1

Which sequence of transformations will map triangle A onto its congruent image, triangle B?

• a reflection over the x-axis, then a reflection over the y-axis

• a translation 8 units down, then a reflection over the y-axis

• a reflection over the x-axis, then a translation 6 units to the left

• a rotation 90° clockwise about the origin, then a translation 6 units to the left

Tags

CCSS.MATH.CONTENT.8.G.A.1

CCSS.MATH.CONTENT.8.G.A.4

Quadrilateral ABCD is graphed on a coordinate plane, with point C plotted at (-4,3). Quadrilateral ABCD is then reflected over the y-axis to create its image A'B'C'D. After the reflection, what are the coordinates of point C'?

• (4,3)

• (4,-3)

• (-4,3)

• (-4,-3)

Tags

CCSS.MATH.CONTENT.8.G.A.3

Triangle ABC and its congruent image, triangle A'B'C', are graphed on the coordinate plane shown below. Which sequence of transformations maps triangle ABC onto triangle A'B'C'?

• a reflection over the y-axis and then a translation 2 units up

• a reflection over the y-axis and then a translation 2 units down

• a reflection over the x-axis and then a translation 8 units left

• 3 units right and 4 units down

Tags

CCSS.MATH.CONTENT.8.G.A.2

CCSS.MATH.CONTENT.8.G.A.3

What is the rule that describes the translation that maps LMN onto L'M'N'?

• 3 units right and 4 units up

• 3 units left and 4 units up

• 3 units right and 4 units down

• 3 units left and 4 units down

Tags

CCSS.MATH.CONTENT.8.G.A.1

CCSS.MATH.CONTENT.8.G.A.3

CCSS.MATH.CONTENT.8.G.A.2

Complete the sentence with the correct answer: _________________ flips/reflects a preimage. The image has the same distance and the same shape as the preimage.

• Dilation

• Rotation

• Reflection

• Translation

Fill in the blank with the correct answer: _________________ causes an image to enlarge or shrink. The coordinates are multiplied by the scale factor.

• Reflection

• Rotation

• Translation

• Dilation