Expression 19: "f" left parenthesis, "C" Subscript, 1 , Baseline , right parenthesis tilde "g" left parenthesis, "C" Subscript, 1 , Baseline , right parenthesisfC1~gC1
19
Expression 20: "C" Subscript, 2 , Baseline equals "f" left parenthesis, "C" Subscript, 1 , Baseline , right parenthesisC2=fC1
equals=
negative 1.5 5 5 5 5 5 5 5 5 5 6−1.55555555556
20
Expression 21: "m" Subscript, 1 , Baseline equals tangent left parenthesis, 90 minus "A" Subscript, "B" "D" , Baseline , right parenthesism1=tan90−ABD
equals=
0.8 9 4 4 2 7 1 9 10.894427191
21
Expression 22: "B" Subscript, "A" "C" , Baseline equals tangent to the negative 1st power StartFraction, "A" Subscript, 2 , Baseline minus "C" Subscript, 2 , Baseline Over "C" Subscript, 1 , Baseline minus "B" Subscript, 1 , Baseline , EndFractionBAC=tan−1A2−C2C1−B1
equals=
54.5 6 9 0 5 5 3 1 2 754.5690553127
22
Expression 23: "m" Subscript, 2 , Baseline equals tangent left parenthesis, StartFraction, 90 minus "B" Subscript, "A" "C" , Baseline Over 2 , EndFraction minus 90 , right parenthesism2=tan90−BAC2−90
Expression 25: "y" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis plus "A" Subscript, 2 , Baseliney=m2x−A1+A2
25
Expression 26: "m" Subscript, 1 , Baseline "x" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis plus "A" Subscript, 2 , Baselinem1x=m2x−A1+A2
26
Expression 27: "D" Subscript, 1 , Baseline equals StartFraction, negative "m" Subscript, 2 , Baseline "A" Subscript, 1 , Baseline plus "A" Subscript, 2 , Baseline Over "m" Subscript, 1 , Baseline minus "m" Subscript, 2 , Baseline , EndFractionD1=−m2A1+A2m1−m2
