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Symmetry & Congruence

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# Symmetry & Congruence - PowerPoint PPT Presentation

Symmetry & Congruence. Reflections 100. How many lines of symmetry does the object have?. Reflections 100. None. Reflections 200. How many lines of symmetry does the object have?. Reflections 200. One. Reflections 300. How many lines of symmetry does the object have?. Reflections 300.

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## Symmetry & Congruence

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### Symmetry & Congruence

Reflections 100

How many lines of symmetry does the object have?

Reflections200

How many lines of symmetry does the object have?

Reflections300

How many lines of symmetry does the object have?

Reflections400

How many lines of symmetry does the object have?

Rotations100

What is the angle of rotation?

Rotations100

360 degrees

Rotations200

What is the angle of rotation?

Rotations200

90 degrees

Rotations300

What is the angle of rotation?

Rotations300

51.4 degrees

Rotations400

What is the angle of rotation?

Rotations400

360 degrees

Translations100

Does the image translate? If yes, what is the basic image.

Translations200

Does the image translate? If yes, what is the basic image.

Translations300

Does the image translate? If yes, what is the basic image.

Translations400
• Does the image translate? If so, what is the basic design?
Symmetry & Congruence300
• List all 8 triangles in rectangle ADCD.

A

B

M

C

D

Symmetry & Congruence300

AMB

BMD

CMD

AMC

ACD

ABD

CAB

CDB

Symmetry & Congruence400

List all the triangles which are congruent to triangle AMC. What type of symmetry did you use?

Symmetry & Congruence400

DMB(180 rotation) or BMD(vert. reflection)

Coordinates100

Write the coordinate

points for rectangle MNOP

M

N

O

P

Coordinates100

M: (2,4)

N: (6,4)

O: (2,2)

P: (6,2)

Coordinates200

Write the coordinates of the image as if it was reflected over the x-axis.

M: (2,4), N: (6,4), O: (2,2),P: (6,2)

Coordinates200

M(2,-4)

N(6,-4)

O(2,-2)

P(6,-2)

Coordinates300

Write the coordinates of the image as if it was translated left 6 and down 4.

M: (2,4), N: (6,4), O: (2,2),P: (6,2)

Coordinates300

M(-4,0)

N(0,0)

O(-4,-2)

P(0,-2)

Coordinates400

Write the coordinates of the image as if it was rotated 180 degrees.

M: (2,4), N: (6,4), O: (2,2),P: (6,2)

Coordinates400

M(-2,-4)

N(-6,-4)

O(-2,-2)

P(-6,-2)