Unit 1 Mid-Unit Assessment

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by Sarah Allen

| 16 QuestionsNote from the author:

IM - Unit 1 - Mid-Unit Assessment

1

5

What is the measure of angle DBE?

37 degrees

53 degrees

127 degrees

143 degrees

2

5

Select all the sequences of transformations that could take Figure P to Figure Q.

a single reflection

a single rotation

a single translation

a translation, then a reflection

a reflection, then a different reflection

3

5

In which pair of figures can Figure A be taken to Figure B by a rotation?

Pair 1

Pair 2

Pair 3

Pair 4

4

5

Which transformation takes Figure A to Figure B in Pair 1: a translation, rotation, or reflection?

a translation

a rotation

a reflection

5

5

Which transformation takes Figure A to Figure B in Pair 2: a translation, rotation, or reflection?

a translation

a rotation

a reflection

6

5

Which transformation takes Figure A to Figure B in Pair 3: a translation, rotation, or reflection?

a translation

a rotation

a reflection

7

5

Explain why Figure B is not the image of Figure A after a rotation using center P.

8

5

Explain why Figure B is not the image of Figure A after a reflection using line l.

9

5

Point A is located at coordinates (-4, 3).

Point B is the image of A after a rotation of 180 degreees using (0,0) as center.

What are the coordinates of Point B?

(-4, -3)

(4, -3)

(4, 3)

(-4, 3)

10

5

Point A is located at coordinates (-4, 3).

Point C is the image of A after a translation two units to the right, then a reflection using the x-axis.

What are the coordinates of Point C?

(-2, 3)

(-6, -3)

(-2, 3)

(-6, -3)

11

5

Point A is located at coordinates (-4, 3).

Point D is the image of A after a reflection using the y-axis, then a translation two units to the right.

What are the coordinates of Point D?

(6, 3)

(-1, -3)

(-6, -3)

(1, -3)

12

5

The figure on the left is reflected using line l to form the image on the right. Use the information in the original figure to label the corresponding parts in the image.

13

5

Point A is at (-4, -5).

What are the coordinates of A' after a reflection over the x-axis?

(-4, -5)

(4, -5)

(-4, 5)

(4, 5)

14

5

Point A is at (-4, -5).

What are the coordinates of A' after a rotation 90 degrees clockwise about the origin (0, 0)?

(-5, -4)

(-5, 4)

(5, -4)

(5, 4)

15

5

Point A is at (-4, -5).

What are the coordinates of A' after a translation two to the right and 5 down?

(-6, -10)

(-2, -10)

(-6, 0)

(-2, 0)

16

5

When a figure is reflected over the y-axis, which values stay the same in the reflection?

neither x nor y stay the same

x-values stay the same

y-values stay the same

both x and y stay the same

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