Expression 29: "B" Subscript, "D" "C" , Baseline equals tangent to the negative 1st power StartFraction, "w" Over "h" , EndFractionBDC=tan−1wh
equals=
36.8 6 9 8 9 7 6 4 5 836.8698976458
29
Expression 30: "m" Subscript, 4 , Baseline equals tangent left parenthesis, 90 plus StartFraction, "B" Subscript, "D" "C" , Baseline Over 2 , EndFraction , right parenthesism4=tan90+BDC2
equals=
negative 3−3
30
Expression 31: "y" equals "m" Subscript, 4 , Baseline left parenthesis, "x" minus "D" Subscript, 1 , Baseline , right parenthesisy=m4x−D1
31
Expression 32: "E" Subscript, "C" "D" , Baseline equals tangent to the negative 1st power StartFraction, "C" Subscript, 1 , Baseline minus "E" Subscript, 1 , Baseline Over "C" Subscript, 2 , Baseline minus "E" Subscript, 2 , Baseline , EndFractionECD=tan−1C1−E1C2−E2
equals=
53.1 3 0 1 0 2 3 5 4 253.1301023542
32
Expression 33: "m" Subscript, 5 , Baseline equals tangent left parenthesis, 90 minus StartFraction, "E" Subscript, "C" "D" , Baseline Over 2 , EndFraction , right parenthesism5=tan90−ECD2
equals=
22
33
Expression 34: "y" equals "m" Subscript, 5 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis plus "C" Subscript, 2 , Baseliney=m5x−C1+C2
34
Expression 35: "m" Subscript, 4 , Baseline left parenthesis, "x" minus "D" Subscript, 1 , Baseline , right parenthesis equals "m" Subscript, 5 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis plus "C" Subscript, 2 , Baselinem4x−D1=m5x−C1+C2
Expression 42: "y" equals "m" Subscript, 7 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis plus "C" Subscript, 2 , Baseliney=m7x−C1+C2
42
Expression 43: "m" Subscript, 6 , Baseline left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesis plus "B" Subscript, 2 , Baseline equals "m" Subscript, 7 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis plus "C" Subscript, 2 , Baselinem6x−B1+B2=m7x−C1+C2