Expression 30: "F" Subscript, 2 , Baseline equals left parenthesis, "R" minus "R" Subscript, 2 , Baseline , right parenthesis sine left parenthesis, 90 minus StartFraction, "B" Subscript, "A" "E" , Baseline Over 2 , EndFraction , right parenthesisF2=R−R2sin90−BAE2
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Expression 31: "L" Subscript, 1 , Baseline equals "R" cosine left parenthesis, "E" Subscript, "A" "C" , Baseline plus "E" Subscript, "A" "L" , Baseline , right parenthesisL1=RcosEAC+EAL
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Expression 32: "L" Subscript, 2 , Baseline equals "R" sine left parenthesis, "E" Subscript, "A" "C" , Baseline plus "E" Subscript, "A" "L" , Baseline , right parenthesisL2=RsinEAC+EAL
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Expression 33: "m" Subscript, 1 , Baseline equals tangent left parenthesis, "E" Subscript, "A" "C" , Baseline plus "E" Subscript, "A" "L" , Baseline , right parenthesism1=tanEAC+EAL
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Expression 34: "m" Subscript, 2 , Baseline equals tangent left parenthesis, 2 "A" Subscript, "B" "D" , Baseline minus 90 , right parenthesism2=tan2ABD−90
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Expression 35: "y" equals "m" Subscript, 2 , Baseline "x" plus "B" Subscript, 2 , Baseliney=m2x+B2
Expression 41: "N" Subscript, 1 , Baseline equals StartFraction, "B" Subscript, 2 , Baseline Over "m" Subscript, 1 , Baseline minus "m" Subscript, 2 , Baseline , EndFractionN1=B2m1−m2
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Expression 42: "N" Subscript, 2 , Baseline equals "m" Subscript, 2 , Baseline "N" Subscript, 1 , Baseline plus "B" Subscript, 2 , BaselineN2=m2N1+B2
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Expression 43: "m" Subscript, 3 , Baseline equals tangent left parenthesis, 180 plus left parenthesis, 2 "A" Subscript, "B" "D" , Baseline minus 90 , right parenthesis minus StartFraction, "L" Subscript, "K" "N" , Baseline Over 2 , EndFraction , right parenthesism3=tan180+2ABD−90−LKN2
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Expression 44: "y" equals "m" Subscript, 3 , Baseline left parenthesis, "x" minus "K" Subscript, 1 , Baseline , right parenthesis plus "K" Subscript, 2 , Baseliney=m3x−K1+K2
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Expression 45: "m" Subscript, 1 , Baseline "x" equals "m" Subscript, 3 , Baseline left parenthesis, "x" minus "K" Subscript, 1 , Baseline , right parenthesis plus "K" Subscript, 2 , Baselinem1x=m3x−K1+K2