
Quiz sur les rapports de similitude
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Mylène Poirier
Used 14+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Le rapport des hauteurs de deux cylindres semblables est de 4,6. Quel est le rapport de leurs volumes?
8,78
9,26
97,34
97,336
2.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Trouve la valeur manquante en sachant que les figures sont semblables.
V = 13.7172 cm³
V = 238.0952 cm³
V = 57.1545 cm³
V = 3.2928 cm³
3.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Trouve la valeur manquante en sachant que les figures sont semblables.
750 cm²
48 cm²
300 cm²
4.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Le rapport des aires de deux pyramides semblables est de 9. Quel est le rapport de leurs volumes?
9
27
18
81
5.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Le volume d’un prisme droit est de 2 500 cm³. Quel sera son nouveau volume si son rayon est cinq fois plus petit?
22 cm³
500 cm³
100 cm³
20 cm³
6.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Un bidon de lave-glace contient 4 litres et mesure 23 cm de large. Combien de litres contient le réservoir d’une automobile s’il est semblable au bidon mais mesure 30 cm de large?
1.8 litres
6.5 litres
7.3 litres
8.8 litres
7.
FILL IN THE BLANK QUESTION
3 mins • 2 pts
Le périmètre de la patinoire de mon voisin est de 120 m au début de l’hiver. Quel sera son périmètre au printemps si sa surface diminue de moitié?
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