CORPURI GEOMETRICE − FORMULE DE CALCUL

PRISMA

REGULATA

PIRAMIDA

REGULATA

TRUNCHIUL DE PIRAMIDA REGULATA

CILINDRUL CIRCULAR DREPT

CONUL CIRCULAR DREPT

TRUNCHIUL DE CON CIRCULAR DREPT

SFERA

PRISMA

A_l = P_b h

A_t = A_l + 2A_b

V = A_b h

A_l =

A_t = A_l + A_b

V =

A_l =

A_t = A_l + A_B+ A_b

V=

A_l = 2πRG

A =2πR(G + R)

V = πR²h

A_l = πRG

A_t = πR(G + R)

V =

R_sect.= G_con

R =

A_{l con} = A_sect.

A_l = πG(R + r)

A_t = A_l + A_B +    A_b

^{V =}

A = 4 R²

V =

A_calota = 2 Rh

A_zona = 2πRh

^sferica

PARALELIPIPEDUL DREPTUNGHIC

A_l = 2h ( L + l)

A_t = 2(L l + L h +

+ l h)

V = L l h

d² = L² + l² + h²

TETRAEDRUL REGULAT

a_t =

a_b =

h =

A_l =

A_t =

V =

CUBUL

A_l = 4 l²

A_t = 6 l²

V = l³

d = l