a : b : c = ?

運算式 24: "B" Subscript, 1 , Baseline equals StartRoot, 0 , EndRoot

運算式 25: "B" Subscript, 2 , Baseline equals "S"

運算式 26: "C" Subscript, 1 , Baseline equals "S"

運算式 27: "C" Subscript, 2 , Baseline equals "S"

運算式 28: "D" Subscript, 1 , Baseline equals "S"

運算式 29: "D" Subscript, 2 , Baseline equals StartRoot, 0 , EndRoot

運算式 30: "E" Subscript, 1 , Baseline equals StartFraction, "S" Over 2 , EndFraction

運算式 31: "E" Subscript, 2 , Baseline equals "S"

運算式 32: "F" Subscript, 1 , Baseline equals "S"

運算式 33: "F" Subscript, 2 , Baseline equals StartFraction, "S" Over 2 , EndFraction

Coordinates of G and H

運算式 35: "m" Subscript, 1 , Baseline equals StartFraction, "E" Subscript, 2 , Baseline Over "E" Subscript, 1 , Baseline , EndFraction

運算式 36: "m" Subscript, 2 , Baseline equals StartFraction, "B" Subscript, 2 , Baseline minus "F" Subscript, 2 , Baseline Over "B" Subscript, 1 , Baseline minus "F" Subscript, 1 , Baseline , EndFraction

運算式 37: "y" equals "m" Subscript, 1 , Baseline "x"

運算式 38: "y" equals negative "m" Subscript, 1 , Baseline left parenthesis, "x" minus "E" Subscript, 1 , Baseline , right parenthesis plus "E" Subscript, 2 , Baseline

運算式 39: "y" equals "m" Subscript, 2 , Baseline "x" plus "B" Subscript, 2 , Baseline

運算式 40: "G" Subscript, 1 , Baseline equals StartFraction, "B" Subscript, 2 , Baseline Over "m" Subscript, 1 , Baseline minus "m" Subscript, 2 , Baseline , EndFraction

運算式 41: "G" Subscript, 2 , Baseline equals "m" Subscript, 1 , Baseline "G" Subscript, 1 , Baseline

運算式 42: "H" Subscript, 1 , Baseline equals StartFraction, "m" Subscript, 1 , Baseline "E" Subscript, 1 , Baseline plus "E" Subscript, 2 , Baseline minus "B" Subscript, 2 , Baseline Over "m" Subscript, 1 , Baseline plus "m" Subscript, 2 , Baseline , EndFraction

運算式 43: "H" Subscript, 2 , Baseline equals "m" Subscript, 2 , Baseline "H" Subscript, 1 , Baseline plus "B" Subscript, 2 , Baseline

Points

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