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Homothéties de figures à 3 sommets -- 2 étapes (A)

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L’Homoth´etie (A)

Dessinez l’image finale et les ´etapes interm´ediaires de l’homoth´etie d´ecrite.

0

Homoth´etie de centre (-5, 3) et de rapport 13. Homoth´etie de centre (0, -3) et de rapport 2.

-

x

6

y

hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh

Homoth´etie de centre (1, 0) et de rapport 12. Homoth´etie de centre (2, -5) et de rapport 4.

-

x

6

y

AA AA AA AA AA AA AA AA AA AA AA AA AA AA A J J J J J J J J J J J J J J J J J J J J J J J J J J J J J

Homoth´etie de centre (4, 4) et de rapport 12. Homoth´etie de centre (1, -5) et de rapport 13.

-

x

6

y

, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

Homoth´etie de centre (0, 4) et de rapport 3. Homoth´etie de centre (4, 5) et de rapport 12.

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x

6

y

DD DD DD DD DD DD DD DD DD DD D                  PPPPPPPPPPPPP

MathsLibres.com

(2)

L’Homoth´etie (A) Solutions

Dessinez l’image finale et les ´etapes interm´ediaires de l’homoth´etie d´ecrite.

0

Homoth´etie de centre (-5, 3) et de rapport 13. Homoth´etie de centre (0, -3) et de rapport 2.

-

x

6

y

hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh hhhhhhhhhhhhh hhhhhhhhhhhhhhhhhhhhhhhhhhhhh x x

Homoth´etie de centre (1, 0) et de rapport 12. Homoth´etie de centre (2, -5) et de rapport 4.

-

x

6

y

AA AA AA AA AA AA AA AA AA AA AA AA AA AA A J J J J J J J J J J J J J J J J J J J J J J J J J J J J J AA AA AA AA AA AA A J J J J J J J J J J J J J AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA A J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J J x x

Homoth´etie de centre (4, 4) et de rapport 12. Homoth´etie de centre (1, -5) et de rapport 13.

-

x

6

y

, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , x x

Homoth´etie de centre (0, 4) et de rapport 3. Homoth´etie de centre (4, 5) et de rapport 12.

-

x

6

y

DD DD DD DD DD DD DD DD DD DD D                  PPPPPPPPPPPPP DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD D                                                      PPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD DD D                          PPPPPPPPPPPPPPPPPPPPP x x

MathsLibres.com

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