Expresión 27: "m" Subscript, 2 , Baseline equals tangent left parenthesis, negative "A" Subscript, "B" "C" , Baseline , right parenthesism2=tan−ABC
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Expresión 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
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Expresión 29: "y" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesisy=m2x−B1
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Expresión 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
Expresión 44: polygon left parenthesis, "B" , "C" , right parenthesispolygonB,C
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Expresión 45: polygon left parenthesis, "C" , "O" , right parenthesispolygonC,O
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Expresión 46: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesisRcost,Rsint
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Expresión 47: left parenthesis, "R" cos "t" , "R" sin 0 , right parenthesisRcost,Rsin0
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Expresión 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
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Expresión 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
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Expresión 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
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Expresión 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
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Expresión 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
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Expresión 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
