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X = CE = 13

X = 3

Ratio of Orange / Red = 2

Angle DCE = 30

X = CE = CT = AT = 13

Missing Angle GHO = 30

Yellow Triangle Area = 18

Another Approach

X = BC = 18

Solution = 0.841982852881

X = CAJ = CBD = 36

3 Circles ( Just for Fun )