Expression 17: "D" Subscript, 1 , Baseline equals "B" Subscript, 1 , Baseline minus left parenthesis, "R" minus "L" Subscript, 1 , Baseline , right parenthesis cosine left parenthesis, negative "A" Subscript, "B" "D" , Baseline , right parenthesisD1=B1−R−L1cos−ABD
equals=
negative 0.6−0.6
17
Expression 18: "D" Subscript, 2 , Baseline equals "B" Subscript, 2 , Baseline minus left parenthesis, "R" minus "L" Subscript, 1 , Baseline , right parenthesis sine left parenthesis, negative "A" Subscript, "B" "D" , Baseline , right parenthesisD2=B2−R−L1sin−ABD