Expression 22: left parenthesis, "D" Subscript, 1 , Baseline plus "s" cos "t" , "D" Subscript, 2 , Baseline plus "s" sin "t" , right parenthesisD1+scost,D2+ssint
domain t Minimum: 9090
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 180180
22
Expression 23: left parenthesis, "M" Subscript, 1 , Baseline plus "R" cos "t" , "M" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesisM1+Rcost,M2+Rsint
domain t Minimum: negative 90−90
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 9090
23
Expression 24: polygon left parenthesis, "A" , "B" , "C" , "D" , "A" , "D" , "M" , "D" , "F" , "C" , "D" , right parenthesispolygonA,B,C,D,A,D,M,D,F,C,D