Expression 19: left parenthesis, "M" Subscript, 1 , Baseline minus "t" "R" , "M" Subscript, 2 , Baseline , right parenthesisM1−tR,M2
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
19
Expression 20: polygon left parenthesis, "A" , "B" , "C" , "D" , right parenthesispolygonA,B,C,D
20
Expression 21: left parenthesis, "M" Subscript, 1 , Baseline plus "R" cos "t" , "M" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesisM1+Rcost,M2+Rsint
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤