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Rotation de figures à 3 sommets par rapport à l'origine -- 1er quadrant (A)

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(1)

Rotations (A)

Dessinez l’image de la rotation d´ecrite.

0

Rotation de 180

◦

autour du point (0, 0).

-

x

6

y

EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE E                          bbbbbbbb bbbbbbbb bbbbbbbbb bbbb

Rotation dans le sens horaire de 90

◦

autour du

point (0, 0).

-

x

6

y

Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q PPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP

Rotation de 180

◦

autour du point (0, 0).

-

x

6

y

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

Rotation de 180

◦

autour du point (0, 0).

-

x

6

y

DD DD DD DD DD DD DD DD DD DD DD DD DD DD D ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH

MathsLibres.com

(2)

Rotations (A) Solutions

Dessinez l’image de la rotation d´ecrite.

0

Rotation de 180

◦

autour du point (0, 0).

-

x

6

y

EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE EE E                          bbbbbbbb bbbbbbbb bbbbbbbbb bbbb EE EE EEEE EE EE EEEE EE EE EEEE EE EE EEEE EE EEE     b b b b b b b b b b b b b b b b b b b b b b b b b b b b b x

Rotation dans le sens horaire de 90

◦

autour du

point (0, 0).

-

x

6

y

Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q Q PPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP                                      x

Rotation de 180

◦

autour du point (0, 0).

-

x

6

y

             @ @ @ @ @ @ @ @ @ @ @ @ @    @@ @@ @@@ @@ @@ @@ x

Rotation de 180

◦

autour du point (0, 0).

-

x

6

y

DD DD DD DD DD DD DD DD DD DD DD DD DD DD D ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH DD DD DD DD DD DD DD DD DD DD DD DD DD DDD!!!!!!!!!!!!!!!!!!!!!!!!!!!!H!H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H H x

MathsLibres.com

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