Architecture
°ÇÃà Architecture


Relation between area and arc length of circle (Arc length¡æArea)

ÀÛ¼ºÀÚ Uploader : ezmath ÀÛ¼ºÀÏ Upload Date: 2016-04-04º¯°æÀÏ Update Date: 2016-04-04Á¶È¸¼ö View : 368

Area A = ¥ðr^2
arc length L = 2¥ðr
L^2 = 4¥ð^2r^2 = 4¥ðA
A = L^2 / 4¥ð

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No reference
A = L^2 / (4*¥ð)
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