Ііі. Analitik usul bilan poligon yuzasini aniqlash

Koordinatalar orqali poligon yuzasini hisoblash jadvali

Nuqtalar №	Koordinatalar		Ayirmalari		Ko‘paytirmalari (m^2)
	X	Y	Xk-1-Xk+1	Yk-1-Yk+1	Yk (Xk-1-Xk+1)	Xk (Yk-1-Yk+1)
1	2	3	4	5	6	7
1	+500,00	+500,00	-111,63	+36,15	-55815,0	+18075,0
2	+540,46	+587,09	-17,88	+142,55	-10497,2	+77042,6
3	+517,88	+642,55	+67,78	+37,85	+43552,0	+19601,8
4	+472,68	+624,94	+89,05	-91,61	+55650,9	-43302,2
5	+428,83	+550,94	-27,32	-124,94	-15051,7	-53578,0
			+146,83	+216,55	+99202,9	+114719,4
			-146,83	-216,55	-81263,9	-96880,2
			0	0	+17839,0	+17839,2
				2S=17839 m^2
				S = 8919,5 m^2 = 0,892 ga