2;fdl= 3 dl= ( ) 2tA Ll Lh lh=⋅⋅ + ⋅ + ⋅ ; VL l h=⋅ ⋅ 22dL l h2=++ PRISMA REGULAT Ă TRIUNGHIULAR Ă PATRULATER Ă HEXAGONAL Ă lbAPh=⋅ 2tl b AA A=+⋅ b… [618655]

FORMULE – CORPURI GEOMETRICE

I. POLIEDRE

CUBUL
PARALELIPIPEDUL DREPTUNGHIC

24lA l= ; 26tA l= ; 3Vl=
2;fdl= 3 dl= ( ) 2tA Ll Lh lh=⋅⋅ + ⋅ + ⋅ ; VL l h=⋅ ⋅
22dL l h2=++

PRISMA REGULAT Ă

TRIUNGHIULAR Ă
PATRULATER Ă
HEXAGONAL Ă

lbAPh=⋅ 2tl b AA A=+⋅ b VA h=⋅

PIRAMIDA REGULAT Ă

TRIUNGHIULAR Ă
PATRULATER Ă
HEXAGONAL Ă

2bp
lPaA⋅= tl b AAA=+ 3bAhV⋅=

TRUNCHIUL DE PIRAMID Ă REGULAT Ă

TRIUNGHIULAR Ă
PATRULATER Ă
HEXAGONAL Ă

()
2B b
lPP aA+⋅=t
b tlBAAA A=++ ( )3t
B bBhVA A AbA =⋅+ + ⋅

II. CORPURI ROTUNDE

CILINDRUL
CONUL

2lA RGπ=
()2tA RG Rπ=+
2VR Hπ= lA RGπ=
()tA RG Rπ=+
2
3RHVπ=

TRUNCHIUL DE CON
SFERA

()ltA GR rπ=+
()22
ttA GR r R rπ ππ =+ + +
()22
3tHVR r R rπ=+ + 24A Rπ=
34
3RVπ=

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