Arii si volume

Arii si volume

Paralelipipedul  dreptunghic

A_t =2(L^.l+l^.h+L^.h)

V=L^.l^.h

d=√L^2.l^2.h²

Cubul

A_t =6 ^.a ²

V=a³

d=a √3

Prisma triunghiulara regulata

A_l =3(l ^.h)

A_b = l ^{2 .}

A_t =A_l+2A_b

Prisma patrulatera regulata

A_l =4l ^.h

A_b =l ²

A_t =A_l+2A_b

V=A_b ^.h

Prisma hexagonala regulata

A_l =6l ^.h

A_b = 3l ^{2 .}

A_t =A_l +2A_b

V =A_b ^.h