Second and Polar Moments of Area
Centroid on (0,0)
about x-axis =
about y-axis =
revolved about x-axis =
revolved about y-axis =
J = Ix + Iý =
First, Second and Polar Moments of Area
Translated and / or Rotated
Mx = Aý =
My = Ax =
about x-axis Iý =
about y-axis Ix =
J = Ix + Iý =
Rectangle, width = b by depth = d, translated with respect to the reference axes.
Rectangle rotated through angle θ with respect to the reference axes.