Architecture
°ÇÃà Architecture


µµ½É(Centroid), ¹«°ÔÁß½É, ¹Ý¿ø(Semicircular area) - »ç°¢(rectangular)

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±×¸²°ú °°ÀÌ ¹ÝÁö¸§ÀÌ RÀÎ ¹Ý¿øÇü¿¡¼­ °¡·Î b, ³ôÀÌ h ÀÎ »ç°¢ÇüÀ» Á¦¿ÜÇÑ ºÎºÐÀÇ µµ½É Gy ´Â ´ÙÀ½°ú °°ÀÌ ±¸ÇÒ ¼ö ÀÖ´Ù.

Gy = (4R / (3¥ð) * (1/2)¥ðR^2 - (h/2)*bh)/((1/2)¥ðR^2 - bh)
   = ((2/3)R^3 - (bh^2)/2) / ((1/2)¥ðR^2 - bh)

*** Âü°í¹®Çå[References] ***

https://en.wikipedia.org/wiki/List_of_centroids
https://en.wikipedia.org/wiki/Centroid
Gy = ((2/3)*R^3 - (b*h^2)/2) / ((1/2)*¥ð*R^2 - b*h)
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