นิพจน์ 27: "m" Subscript, 2 , Baseline equals tangent left parenthesis, negative "A" Subscript, "B" "C" , Baseline , right parenthesism2=tan−ABC
27
นิพจน์ 28: "y" equals StartFraction, negative 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "x" minus "T" Subscript, 1 , Baseline , right parenthesis plus "T" Subscript, 2 , Baseliney=−1m1x−T1+T2
28
นิพจน์ 29: "y" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesisy=m2x−B1
29
นิพจน์ 30: StartFraction, negative 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "x" minus "T" Subscript, 1 , Baseline , right parenthesis plus "T" Subscript, 2 , Baseline equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesis−1m1x−T1+T2=m2x−B1
นิพจน์ 44: polygon left parenthesis, "B" , "C" , right parenthesispolygonB,C
44
นิพจน์ 45: polygon left parenthesis, "C" , "O" , right parenthesispolygonC,O
45
นิพจน์ 46: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesisRcost,Rsint
46
นิพจน์ 47: left parenthesis, "R" cos "t" , "R" sin 0 , right parenthesisRcost,Rsin0
47
นิพจน์ 48: left parenthesis, "O" Subscript, 1 , Baseline , "O" Subscript, 2 , Baseline , right parenthesis , left parenthesis, "T" Subscript, 1 , Baseline , "T" Subscript, 2 , Baseline , right parenthesisO1,O2,T1,T2
48
นิพจน์ 49: left parenthesis, "C" Subscript, 1 , Baseline , "C" Subscript, 2 , Baseline , right parenthesis , left parenthesis, "D" Subscript, 1 , Baseline , "D" Subscript, 2 , Baseline , right parenthesisC1,C2,D1,D2
49
นิพจน์ 50: left parenthesis, "N" Subscript, 1 , Baseline plus "R" Subscript, "M" "a" "u" "v" "e" , Baseline cos "t" , "N" Subscript, 2 , Baseline plus "R" Subscript, "M" "a" "u" "v" "e" , Baseline sin "t" , right parenthesisN1+RMauvecost,N2+RMauvesint
50
นิพจน์ 51: left parenthesis, "N" Subscript, 1 , Baseline plus "R" Subscript, "M" "a" "u" "v" "e" , Baseline cos "t" , "N" Subscript, 2 , Baseline plus "R" Subscript, "M" "a" "u" "v" "e" , Baseline sin "t" , right parenthesisN1+RMauvecost,N2+RMauvesint
51
นิพจน์ 52: left parenthesis, "M" Subscript, 1 , Baseline plus "R" Subscript, "O" "r" "a" "n" "g" "e" , Baseline cos "t" , "M" Subscript, 2 , Baseline plus "R" Subscript, "O" "r" "a" "n" "g" "e" , Baseline sin "t" , right parenthesisM1+ROrangecost,M2+ROrangesint
52
นิพจน์ 53: left parenthesis, "M" Subscript, 1 , Baseline plus "R" Subscript, "O" "r" "a" "n" "g" "e" , Baseline cos "t" , "M" Subscript, 2 , Baseline plus "R" Subscript, "O" "r" "a" "n" "g" "e" , Baseline sin "t" , right parenthesisM1+ROrangecost,M2+ROrangesint
