Expression 9: "A" Subscript, 1 , Baseline equals "B" Subscript, 1 , Baseline plus "A" Subscript, "B" , Baseline cosine left parenthesis, 180 minus "A" Subscript, "B" "C" , Baseline , right parenthesisA1=B1+ABcos180−ABC
equals=
3.3 7 53.375
9
Expression 10: "A" Subscript, 2 , Baseline equals "B" Subscript, 2 , Baseline plus "A" Subscript, "B" , Baseline sine left parenthesis, 180 minus "A" Subscript, "B" "C" , Baseline , right parenthesisA2=B2+ABsin180−ABC