
1 minute read
MONTREAL BIOSPHERE
What is the volume of the cube with the largest side length that can fit inside this sphere with a diameter of 78 meters?

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Beyza, Baruthane Secondary School, Turkey
Miruna, Jean Monnet High School, Romania
THE ARC OF TRIOMPHE, PARIS, FRANCE
Listenbourg students are on a trip to Paris, Ella, a student wants to find the volume of the Arc de Triomphe.

The main volume is 50∙45∙22 = 49500m3 .
But Ella can't find the total volume ( without corbels, baseboards, sculptures)...
Task: Find the volume of the main and secondary arch
It's up to you to help Ella and find it !
Manon L, Brocéliande High School, France