COURSE OF SOLID GEOMETRY – ENGLISH – CHAPTER 4

COURSE OF SOLID GEOMETRY

CHAPTER 4 – PART 1

Trihedral and Polyhedral Solid Angle

Solid Angles

2 Definitions about Solid Angles

Trihedrons

Definitions about Trihedrons

Properties about Trihedrons

Theorems about Trihedrons

Corollaries Resulting from Theorem 1

 

COURSE OF SOLID GEOMETRY

CHAPTER 4 – PART 2

Trihedral and Polyhedral Solid Angle

Trihedrons

Properties about Trihedrons

Theorems about Trihedrons

2 Corollaries Resulting from Theorems

Trihedrons Equalities

4 Cases of Equalities of Trihedrons

Supplementary Trihedrons Construction

 

COURSE OF SOLID GEOMETRY

CHAPTER 4 – PART 3

Polyhedral Solid Angles

Polyhedrons

Polyhedral Solid Angles Properties

First Property

Second Property