9-sinf geometriya
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namangan shahar 64- umumiy oârta taâlim maktabi matematika fani oâqituvchisi xamidova halima 9- sinf. geometriya. namangan shahar 64- umumiy oârta taâlim maktabi matematika fani oâqituvchisi xamidova halimaxon sinf: 9- sinf fan: geometriya mavzu: amaliy-tadbiqiy masalalarni yechish. 1)radiusi 6 sm boâlgan aylananing gradus oâlchovi boâlgan yoyi uzunligini toping? yechish: l=. l==4 javob:l=4ï 2) radiusi 3 sm boâlgan doira yuzini toping? yechish: s=ï=ï*9=9ï javob: s=9ï 3) radiusi 10 sm boâlgan doiraga radiusga teng vatar oâtkazilgan hosil boâlgan segmentlar yuzini hisoblang? s= mana shu formula orqali topamiz. ðñð¾ð´ð°ð¶ð¸ ðð². 1 ðð². 2 ðð². 3 ðð². 4 8.1999999999999993 3.2 1.4 1.2 yechish: s= endi uchburchakning yuzini topamiz. s=25 s=+25== radiusi 4 sm b...
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