Formule corpuri
•
2 likes•2,384 views
This document contains formulas for calculating properties of common geometric solids including cubes, rectangular prisms, right prisms, pyramids, truncated pyramids, cylinders, cones, spherical segments, and spheres. It lists the formulas for calculating the lateral area, total area, and volume of each solid.
Formule corpuri
- 1. FORMULE - CORPURI GEOMETRICE I. POLIEDRE CUBUL PARALELIPIPEDUL DREPTUNGHIC 2 4lA l= ; 2 6tA l= ; 3 V l= 2;fd l= 3d l= ( )2tA L l L h l h= â‹… â‹… + â‹… + â‹… ; V L l h= â‹… â‹… 2 2 d L l h2 = + + PRISMA REGULATÄ‚ TRIUNGHIULARÄ‚ PATRULATERÄ‚ HEXAGONALÄ‚ l bA P h= â‹… 2t l bA A A= + â‹… bV A h= â‹… PIRAMIDA REGULATÄ‚ TRIUNGHIULARÄ‚ PATRULATERÄ‚ HEXAGONALÄ‚ 2 b p l P a A â‹… = t l bA A A= + 3 bA h V â‹… = www.mateinfo.ro
- 2. TRUNCHIUL DE PIRAMIDĂ REGULATĂ TRIUNGHIULARĂ PATRULATERĂ HEXAGONALĂ ( ) 2 B b l P P a A + ⋅ = t bt l BA A A A= + + ( )3 t B b B h V A A A bA= ⋅ + + ⋅ II. CORPURI ROTUNDE CILINDRUL CONUL 2lA RGπ= ( )2tA R G Rπ= + 2 V R Hπ= lA RGπ= ( )tA R G Rπ= + 2 3 R H V π = TRUNCHIUL DE CON SFERA ( )l tA G R rπ= + ( ) 2 2 t tA G R r R rπ π π= + + + ( )2 2 3 tH V R r Rr π = + + 2 4A Rπ= 3 4 3 R V π = www.mateinfo.ro