Top 10.692

X = BE = 4.472135955

X = DE = 1.73205080757

Mathematical Proof

Blue Triangle Area = 8

Solution = 43.1779378941

Shaded Fraction = 1 / 6

X = DO = 3.5 = 17 / 5

X = DM = 2.82842712475

Missing Angle JCM = 45

X = CD = 9.79795897113