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Calcul de la Longueur d'un Arc de Cercle en Tenant Compte de la Circonférence (A)

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Longueurs d’un Arc de Cercle (A)

Nom:

Date:

Calculez la longueur de l’angle du cercle.

B A C 154° ? Circonférence = 1476,55 po AC

= E D F 92° ? Circonférence = 4567,88 po DF

= H G J 49° ? Circonférence = 3348,94 km GJ = S R T 116° ? Circonférence = 722,57 mm RT

=

MathsLibres.com

(2)

Longueurs d’un Arc de Cercle (A) Réponses

Nom:

Date:

Calculez la longueur de l’angle du cercle.

B A C 154° ? Circonférence = 1476,55 po AC

= 154 360× 1476,55 = 631,64 po E D F 92° ? Circonférence = 4567,88 po DF

=36092 × 4567,88 = 1167,35 po H G J 49° ? Circonférence = 3348,94 km GJ = 49 360 × 3348,94 = 455,83 km S R T 116° ? Circonférence = 722,57 mm RT

= 116360× 722,57 = 232,83 mm

MathsLibres.com

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