Extracted text: of freadom of aplano fram. we have to JPma degree Solutiom .beam omly beam Bc9s arialy sigid of freadom 3 J- 8-n Degrae where, J=mo, oP Joimts Y- no. O Jactiom n= no. • igid imeoctensilale membber simo, コ=4 Oegree of freadom DR= 3X4 -3-1 =12-4=8 PK= 8