85 / 190 = 0.44737
161.5 is 85% of 190. Al you do is divide 190 by 100 which equals 1.9 and then multiply by 85 which gives 161.5.
23.75
9.5
360 - 85 - 190 = 85 85 degrees is the third angle
86.3636
190
0.4211
85 divided by 592 = 0.14358108108108109
47.5
190
172.7273
190