Each leg of the triangle is the mean proportional of the hypotenuse and the segment of the hypotenuse that is adjacent to the leg:
$$a^{2}=fc \;\textrm{ja}\;b^{2}=gc$$
Each leg of the triangle is the mean proportional of the hypotenuse and the segment of the hypotenuse that is adjacent to the leg:
$$a^{2}=fc \;\textrm{ja}\;b^{2}=gc$$
