Expression 19: "m" Subscript, 1 , Baseline equals tangent left parenthesis, "A" Subscript, "B" "C" , Baseline plus "B" Subscript, "A" "C" , Baseline , right parenthesism1=tanABC+BAC
equals=
negative 0.5 3 0 3 6 6 9 2 2 7 6 3−0.530366922763
19
Expression 20: "y" equals "m" Subscript, 1 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis plus "A" Subscript, 2 , Baseliney=m1x−A1+A2
Expression 22: "m" Subscript, 1 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis plus "A" Subscript, 2 , Baseline equals "C" Subscript, 2 , Baselinem1x−A1+A2=C2
22
Expression 23: "C" Subscript, 1 , Baseline equals StartFraction, "m" Subscript, 1 , Baseline "A" Subscript, 1 , Baseline minus "A" Subscript, 2 , Baseline plus "C" Subscript, 2 , Baseline Over "m" Subscript, 1 , Baseline , EndFractionC1=m1A1−A2+C2m1
Expression 26: "y" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis plus "A" Subscript, 2 , Baseliney=m2x−A1+A2
26
Expression 27: "m" Subscript, 2 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis plus "A" Subscript, 2 , Baseline equals "D" Subscript, 2 , Baselinem2x−A1+A2=D2
27
Expression 28: "D" Subscript, 1 , Baseline equals left brace, "A" Subscript, "B" "C" , Baseline equals 45 : "A" Subscript, 1 , Baseline , StartFraction, "m" Subscript, 2 , Baseline "A" Subscript, 1 , Baseline minus "A" Subscript, 2 , Baseline plus "D" Subscript, 2 , Baseline Over "m" Subscript, 2 , Baseline , EndFraction , right braceD1=ABC=45:A1,m2A1−A2+D2m2
