sinB = AB/AC = 20/11
sinB = AB/AC = 25/7
sinB = AB/AC = 5/4
sinB = AB/AC = 25/24
cosB = BC/AC = 13/20
cosB = BC/AC = 72/75
cosB = BC/AC = 30/50
cosB = BC/AC = 14/50
tgB = AC/BC = 7/10
tgB = AC/BC = 3/15
tgB = AC/BC = 27/9
tgB = AC/BC = 28/4
sinB = AB/AC = 20/11
sinB = AB/AC = 25/7
sinB = AB/AC = 5/4
sinB = AB/AC = 25/24
cosB = BC/AC = 13/20
cosB = BC/AC = 72/75
cosB = BC/AC = 30/50
cosB = BC/AC = 14/50
tgB = AC/BC = 7/10
tgB = AC/BC = 3/15
tgB = AC/BC = 27/9
tgB = AC/BC = 28/4