Arts ( Fine / Visual / Performing )

Fields you can look for after 12th Arts-
B.A. - Common B.A. Subjects are present, in addition to which specialisation subjects are also present. Some specialisation areas are- B.A. Psychology, B.A. History, B.A. Archaeology, B.A. Economics, B.A. Journalism and Mass Communication, B.A. English, B.A. Hindi, B.A. Malayalam, B.A. In other languages (state wise), B.A. Sociology, B.A. Politics, B.A. Geography, B.A. Indian Culture, B.A. Social Work etc. BFA. Journalism and Mass Communication
Hotel Management
B.A. Event Management
Fashion Design
Retail and Fashion Merchandise
Integrated Law course
Graphic Design
Teacher Training courses.

Where do you plan to apply?

You can go for IAS IPS, Bank PO & Clerk. For creative fields, you can go for Computer graphic designer & animation jobs.

Three years Polytechnic Diploma in engineering is considered equal to 12th pass by most of the universities. So I think you can definitely get admission in BA Dance.
All the best.

After B.Sc, you can go for certification courses or go for Master of Arts in Fine Arts (MA).