 ooka thribhujam  25  degrees mariyu  45  degreela koonaalanu kaligi umtumdi .  tribhujamlo chivari konam emti ?
 tribhujamloni konaala motham  180  degreela varku umtumdi .  yea vidhamgaa chivari konam  180 - 45 - 25 = 110  degrees 