Expression 15: "B" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline plus "a" cosine left parenthesis, 180 minus StartFraction, "B" Subscript, "A" "D" , Baseline Over 2 , EndFraction , right parenthesisB1=A1+acos180−BAD2
equals=
1.8 5 4 1 0 1 9 6 6 2 51.85410196625
15
Expression 16: "B" Subscript, 2 , Baseline equals "a" sine left parenthesis, 180 minus StartFraction, "B" Subscript, "A" "D" , Baseline Over 2 , EndFraction , right parenthesisB2=asin180−BAD2