Un acvariu are forma paralelipipedica  si dimensiunile de 3,17m,2,21m si 113 dm. Cati litri de apa aduce Ionut??

Răspuns :

[tex]\it L = 3,17~m => L = 317~cm \\ \\ \it l = 2,21~m => l = 221~cm \\ \\ \it h = 113~
dm => h = 1130~cm \\ \\ ============== \\ \\ \boxed{V_{p.d.} = L * l * h = 317~cm \cdot 221~cm \cdot 1130~cm = 79164,41~dm^{3} => 79164,41~l~in~bazin}[/tex]
3,17 m =31,7 dm
2,21 m=22,1 dm
V=L×l×h
V=113 dm ×31,7 dm × 22,1 dm=79164,41 dm³=79164,41 l