Răspuns:
Explicație pas cu pas:
AB = 6 cm; BC = 10 cm; CA =8 cm
sin B = AC/BC = 8/10 = 4/5
sin C = AB/BC = 6/10 = 3/5
cos B = AB/BC = 6/10 = 3/5
cos C = AC/BC = 8/10 = 4/5
ctg B = AB/AC = 6/8 = 3/4
tg C = AB/AC = 6/8 = 3/4
tg B = AC/AB = 8/6 = 4/3
ctg C = AC/AB = 8/6 = 4/3