trigo.py

Created on May 22, 2025
1.06 KB
def afficher_trigo():
    print("1. Triangle rectangle")
    print("sin(θ) = côté opposé / hypoténuse")
    print("cos(θ) = côté adjacent / hypoténuse")
    print("tan(θ) = côté opposé / côté adjacent")
    
    print("\n2. Relation fondamentale")
def afficher_trigo():
    print("1. Triangle rectangle")
    print("sin(θ) = côté opposé / hypoténuse")
    print("cos(θ) = côté adjacent / hypoténuse")
    print("tan(θ) = côté opposé / côté adjacent")
    
    print("\n2. Relation fondamentale")
    print("cos2(θ) + sin2(θ) = 1")
    
    print("\n3. Cercle trigonométrique")
    print("• Rayon = 1")
    print("• Sens positif : anti-horaire")
    print("• 0 rad = 0°, π/2 rad = 90°, π rad = 180°")
    print("• cos(θ) = abscisse du point")
    print("• sin(θ) = ordonnée du point")
    
    print("\n4. Valeurs remarquables")
    print("θ :    0°   30°   45°   60°   90°")
    print("sin :  0   1/2  √2/2 √3/2   1")
    print("cos :  1  √3/2 √2/2  1/2   0")
    print("tan :  0  √3/3   1   √3  (indéfini)")

# Affichage du cours
afficher_trigo()