Bonjour,
Bougie rouge:
V= L*l *h
7*7*20 =>980cm³ = 98 cL
bougie pyramide:
1/3 × B × h.
(7*7* 20)/3 => 326, 67cm³ = 32, 67 cL
Bougie cylindre:
B*h
3,14 * 3,5² * 20 =>769,3 cm³ = 76,93cL
bougie cône:
1/3 × B × h.
(3,14 * 3,5² *20)/3 =>256, 43cm³ = 25,64cL