Expression 21: "m" Subscript, 2 , Baseline equals tangent left parenthesis, 180 minus StartFraction, "B" Subscript, "A" "C" , Baseline Over 2 , EndFraction , right parenthesism2=tan180−BAC2
equals=
negative 0.5−0.5
21
Expression 22: "f" left parenthesis, "x" , right parenthesis equals "m" Subscript, 1 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesisfx=m1x−C1
22
Expression 23: "g" left parenthesis, "x" , right parenthesis equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesisgx=m2x−A1
23
Expression 24: "f" left parenthesis, "M" Subscript, 1 , Baseline , right parenthesis tilde "g" left parenthesis, "M" Subscript, 1 , Baseline , right parenthesisfM1~gM1
24
Expression 25: "M" Subscript, 2 , Baseline equals "g" left parenthesis, "M" Subscript, 1 , Baseline , right parenthesisM2=gM1
Expression 27: "m" Subscript, 4 , Baseline equals tangent left parenthesis, 180 minus "B" Subscript, "A" "C" , Baseline , right parenthesism4=tan180−BAC
equals=
negative 1.3 3 3 3 3 3 3 3 3 3 3−1.33333333333
27
Expression 28: "h" left parenthesis, "x" , right parenthesis equals "m" Subscript, 3 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesishx=m3x−C1
28
Expression 29: "j" left parenthesis, "x" , right parenthesis equals "m" Subscript, 4 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesisjx=m4x−A1
29
Expression 30: "m" Subscript, 3 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis equals "E" Subscript, 2 , Baselinem3x−C1=E2
Expression 33: "m" Subscript, 4 , Baseline left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis equals "D" Subscript, 2 , Baselinem4x−A1=D2