Day 2 ­ Reflections.notebook January 03, 2013

Thursday, January 3, 2013 - Day 1

AIMSWBAT reflect an image in the coordinate plane.

DO NOWCheck HW ANSWERS

Take out a PENCIL! NO PENS ALLOWED!

HW Worksheet - Reflections

Day 2 ­ Reflections.notebook January 03, 2013

Day 2 ­ Reflections.notebook January 03, 2013

Day 2 ­ Reflections.notebook January 03, 2013

Day 2 ­ Reflections.notebook January 03, 2013

Day 2 ­ Reflections.notebook January 03, 2013

Day 2 ­ Reflections.notebook January 03, 2013

1 2 3 4 5 6 7 8 9 10123

-3

4

-4

5

-5

-5

-4

-3

-6

-6

67

-7

-7

8

-8

-8

9

-9

-9

10

-10

-10 -1-2-2-1

x

y

C

D

Reflection in the y-axis

(-7, 7)

(-7, 3)

C'

D'(7, 3)

(7, 7)

1 2 3 4 5 6 7 8 9 10123

-3

4

-4

5

-5

-5

-4

-3

-6

-6

67

-7

-7

8

-8

-8

9

-9

-9

10

-10

-10 -1-2-2-1

x

y

A B

Reflection in the x-axis

A' B'

(2, 3) (7, 3)

(2, -3) (7, -3)

Day 2 ­ Reflections.notebook January 03, 2013

Day 2 ­ Reflections.notebook January 03, 2013

Day 2 ­ Reflections.notebook January 03, 2013

A' B' C'

A' B'

C'

R' S' T'

R'

S'

T'

Day 2 ­ Reflections.notebook January 03, 2013

Day 2 ­ Reflections.notebook January 03, 2013

Homework - Reflections

I. Melissa drew the shape on the grid shown below. Draw the reflection of this shape over the x-axis . Label the coordinates of each point on the image using prime notation .

1 2 3 4 5 6 7 8 9 10123

-3

4

-4

5

-5

-5

-4

-3

-6

-6

67

-7

-7

8

-8

-8

9

-9

-9

10

-10

-10 -1-2-2-1

x

y

A

B

C

D

II. Write the coordinates of each of the following using prime notation if each of the following coordinates is reflected over the y-axis.Rule: (x, y) (___, ___)

1) A (3, -1) _________

2) B (-4, -3) _________

3) C (2, 0) _________

III. Write the coordinates of each of the following using prime notation if each of the following coordinates is reflected over the x-axis.Rule: (x, y ) (___, ___)

1) D (-4, 2) _________

2) E (-3, 0) _________

3) F (-1, -2) _________

CoordinatesA (4, 8)B (6, 6)C (4, 2)D (2, 6)

A' _____B' _____C' _____D' _____

Day 2 ­ Reflections.notebook January 03, 2013

Part AOn the graph below, draw a reflection of quadrilateral ABCD over the y-axis.

1 2 3 4 5 6 7 8 9 10123

-3

4

-4

5

-5

-5

-4

-3

-6

-6

67

-7

-7

8

-8

-8

9

-9

-9

10

-10

-10 -1-2-2-1

x

y

A

B

C

D

Part BOn the lines below, write the coordinates of each new vertex.

A' (____, ____) B' (____, ____)

C' (____, ____) D' (____, ____)

Coordinates

A ______

B ______

C ______

D ______