Shaded Fraction = 1 / 4

수식 26: "J" Subscript, 2 , Baseline equals "E" Subscript, 1 , Baseline

수식 27: "K" Subscript, 1 , Baseline equals "s" minus "E" Subscript, 1 , Baseline

수식 28: "K" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline

수식 29: "L" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline

수식 30: "L" Subscript, 2 , Baseline equals "B" Subscript, 2 , Baseline minus "E" Subscript, 1 , Baseline

수식 31: "M" Subscript, 1 , Baseline equals "E" Subscript, 1 , Baseline

수식 32: "M" Subscript, 2 , Baseline equals "s"

수식 33: "T" Subscript, 1 , Baseline equals StartFraction, "F" Subscript, 1 , Baseline plus "K" Subscript, 1 , Baseline Over 2 , EndFraction

수식 34: "T" Subscript, 2 , Baseline equals StartFraction, "F" Subscript, 2 , Baseline plus "K" Subscript, 2 , Baseline Over 2 , EndFraction

수식 35: "N" Subscript, 1 , Baseline equals StartFraction, "M" Subscript, 1 , Baseline plus "H" Subscript, 1 , Baseline Over 2 , EndFraction

수식 36: "N" Subscript, 2 , Baseline equals StartFraction, "M" Subscript, 2 , Baseline plus "H" Subscript, 2 , Baseline Over 2 , EndFraction

수식 37: "P" Subscript, 1 , Baseline equals StartFraction, "K" Subscript, 1 , Baseline plus "H" Subscript, 1 , Baseline Over 2 , EndFraction

수식 38: "P" Subscript, 2 , Baseline equals StartFraction, "K" Subscript, 2 , Baseline plus "H" Subscript, 2 , Baseline Over 2 , EndFraction

수식 39: "V" Subscript, 1 , Baseline equals StartFraction, "F" Subscript, 1 , Baseline plus "M" Subscript, 1 , Baseline Over 2 , EndFraction

수식 40: "V" Subscript, 2 , Baseline equals StartFraction, "F" Subscript, 2 , Baseline plus "M" Subscript, 2 , Baseline Over 2 , EndFraction

Graphs

수식 42: polygon left parenthesis, StartFraction, "s" Over 2 , EndFraction plus "E" Subscript, 1 , Baseline cos "l" , StartFraction, "s" Over 2 , EndFraction plus "E" Subscript, 1 , Baseline sin "l" , right parenthesis

수식 43: polygon left parenthesis, "G" , "M" , "N" , right parenthesis

수식 44: polygon left parenthesis, "E" , "K" , "T" , right parenthesis

수식 45: polygon left parenthesis, "F" , "L" , "V" , right parenthesis

수식 46: polygon left parenthesis, "H" , "J" , "P" , right parenthesis

수식 47: polygon left parenthesis, "F" , "M" , "H" , "K" , right parenthesis

수식 48: polygon left parenthesis, "A" , "B" , "C" , "D" , right parenthesis

수식 49: polygon left parenthesis, "E" , "F" , "G" , "H" , right parenthesis

수식 50: polygon left parenthesis, "J" , "K" , "L" , "M" , right parenthesis

Points