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Square Channel

Cx Cy Area
Moment of Inertia
about the xc axis
Ixc
Moment of Inertia
about the yc axis
Iyc
Polar Moment of Inertia
about the zc axis
Jzc
= Ixc + Iyc
Radius of Gyration
about the xc axis>kxc
Radius of Gyration
about the yc axis
kyc
Radius of Gyration
about the zc axis
rzc
rzc2 = kxc2+kyc2
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