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Figure Geometriche Piane

Sezione	Area della sezione	Distanza dal baricentro	Momento d'inerzia	Modulo di resistenza
Sezione	S [cm2]	x [cm]	J [cm4]	W [cm3]
	H2	H/2	H4/12	H3/6
	H2-d2	H/2	(H4-d4) /12	(H4-d4) /6H
	B*H	H/2	B*H3/12	B*H2/6
	BH-bh	H/2	(BH3-bh3)/12	(BH3-bh3)/6H
	π*R2	R	π*R4/4	π*R3/4
	π*(R2-r2)	R	π*(R4 - r4)/4	π*(R4-r4)/4
	BH-bh	x = H-x' x' = (sH2+bs2)/2(sH+bs)	(Bx'3-b(h-x)3+s*x3)/3	Wx = √(J/S)/x Wx' =√(J/S)/x'
	BH-(B-s)h	x = H-x' x' = (sH2+(B-s)s2)/2(sH+(B-s)s)	(Bx'3-(B-s)(h-x)3+s*x3)/3	Wx = J/x Wx' = J/x'
	BH-(B-s)h	H/2	(BH3-(B-s)h3)/12	(BH3-(B-s)h3)/6H
	2sH+bs	H/2	(2sH3-bs3)/12	(2sH3+bs3)/6H
	BH-(B-2s)h	x = H-x' x' = (2sH2+(B-2s)s2)/2(2sH+(B-s)s)	(Bx'3-(B-2s)(h-x)3+2s*x3)/3	Wx = I/x Wx' = I/x'
	BH-(B-s)h	H/2	(BH3-(B-s)h3)/12	(BH3-(B-s)h3)/6H
	B*H/2	x=2H/3 x'=H/3	B*H3/36	Wx =(B-H2)/24 Wx' = (B-H2)/12
	H2	√2*H/2	H4/12	H3/6√2
	H2-h2	√2*H/2	(H4-h4)/12	H4-h4/(6H*√2)

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