tgB=ctg(90-B)=ctgA
sinA=5sqrt(34)/34
sin^2A=25/34
cos^2A=1-25/34=9/34
cosA=3sqrt(34)/34
ctgA=3/5
tgb=3/5
tgB=ctg(90-B)=ctgA
sinA=5sqrt(34)/34
sin^2A=25/34
cos^2A=1-25/34=9/34
cosA=3sqrt(34)/34
ctgA=3/5
tgb=3/5