4x=0.65*sqrt(4*0.65^2+1)
    90-arctan(x)=56.9
    4*sqrt((13.86x)^2+1)=x*sqrt(4x^2+1)*sqrt(1600x^2+1)
    5=0.11*x*0.36
    4x=0.36*sqrt(4*0.36^2+1)
    90-arctanx=70
    0.22*x*0.577=10
    0.22*x*0.577=8
    4*sqrt((17x)^2+1)=x*sqrt(4x^2+1)*sqrt((78x)^2+1)
    0.22*0.577*x=10
    4*sqrt((8.8x)^2+1)=x*sqrt(4x^2+1)*sqrt(1600x^2+1)
    0.22x*0.57=5
    4x=0.577*sqrt(4*0.577^2+1)
    90-arctanw=60
    90-arctanx = 60
    1/(2*0.43*sqrt(1-0.43^2))=1/sinx
    180/3.14=20/x
    4=w*sqrt(4w^2+1)
    90+arctan(0.97*0.24)-arctan(0.1*0.24)-arcatn(0.01*0.24)-arcatn(17.16*0.24)
    sqrt((0.97x)^2+1)=xsqrt((0.001x)^2+1)*sqrt((0.1x)^2+1)*sqrt((17.16x)^2+1)

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