Originally Posted by

**dadon** Hi All,

a) Find the area bounded by the curve y=x^2 and the line y=4. Determine the co-ordinates of the centroid of the area.

(I know about the centroid equations but do not know how to apply to this question. Also I think I know the area bounded equation $\displaystyle \int\pi{y^2}dx$ but not to sure if you have to apply it to this question)

b) A uniform wire is bent in the form of a three quarter circle (picture below). Determine the co-ordinates of the mass centre....