Engineering Mechanics/ Centroid
Centroid of semicircle
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To find the location of the centroid of a semicircular area w.r.t it base.
Consider a small portion of semicircle in the form of a sector having area dA .
The sector can be approximated as a triangle having length of base as ds and height equal to radius ‘r’.
The location of centroid of semicircle is given as,
