Exercice 1 — Ballon de football
Sphère
Exercice 1 — Ballon de football⭑ Facile
Un ballon de football a un diamètre de 22 cm. Quel est son volume en litres ?
V = (4/3) × π × r³
r = 11 cm
V = (4/3) × π × 11³ = (4/3) × π × 1331
V ≈ 5 575 cm³
V = (4/3) × π × 11³ = (4/3) × π × 1331
V ≈ 5 575 cm³
≈ 5,58 litres
posted by mega-applications @ June 07, 2026
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