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Réflexion de figures à 4 sommets (A)

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(1)

R´eflexions (A)

Dessinez l’image de la r´eflexion d´ecrite.

0

R´eflexion par rapport `a l’axe y = 0.

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x

6

y

          @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @                     

R´eflexion par rapport `a l’axe x = -2.

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x

6

y

@@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @ CCC C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C                                         

R´eflexion par rapport `a l’axe x = 2.

-

x

6

y

   CCCCCC CCCC CCCC CCCC CC CCCC CCCC C

R´eflexion par rapport `a l’axe x = -3.

-

x

6

y

     @ @ @ @ @ @ @ @ @ @ @ @ @ EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE E

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(2)

R´eflexions (A) Solutions

Dessinez l’image de la r´eflexion d´ecrite.

0

R´eflexion par rapport `a l’axe y = 0.

-

x

6

y

          @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @                      CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CC CCC A A A A A A A A A A A A A A A A A A A A A

R´eflexion par rapport `a l’axe x = -2.

-

x

6

y

@@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @@ @ CCC C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C C                                                        HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH

R´eflexion par rapport `a l’axe x = 2.

-

x

6

y

   CCCCCC CCCC CCCC CCCC CC CCCC CCCC C A A A A A A A A A A A A A                             

R´eflexion par rapport `a l’axe x = -3.

-

x

6

y

     @ @ @ @ @ @ @ @ @ @ @ @ @ EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE E B B B B B B B B B B B B B B B B B                                     

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