Sagot :
Moyen mnémothectique : SOHCAHTOA
1))
Cos B = adj/hypo = BA/BC
Tan C = opp/adj = AB/AC
2))
Sin E = opp/hypo = FD/FE
Cos F = adj/hypo = FD/ FE
3))
Sin J = opp/hypo = KL/JL
Tan L = opp/adj = KJ/KL
4))
Sin M = opp/hypo = NO/MO
Cos M = adj/hypo = MN/MO
Bonjour :)
- cos angle = adjacent/ hypoténuse .
- sin angle = opposé/ hypoténuse.
- tan angle = opposé/ adjacent.
Bon courage !