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| @ŽOŠpŒ`‚n‚`‚a‚ÍA’¼Šp“ñ“™•ÓŽOŠpŒ`‚ÅA‚»‚Ì–ÊÏ‚ÍA³•ûŒ`‚`‚a‚b‚c‚Ì–ÊÏ‚Ì4•ª‚Ì1‚Ȃ̂ÅA |
| @24c‡u€4=6c‡u |
| @‚n‚`~‚n‚a€2=6c‡u‚Æ‚¢‚¤‚±‚Æ‚ÍA‚n‚`~‚n‚a=6~2=12 |
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| @”¼Œa~”¼Œa=12 |
| @‚±‚ê‚É‚æ‚èA‰~‚Ì–ÊÏ‚ÍA12~3.14=37.68c‡u |
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| @37.68c‡u-24c‡u=13.68c‡u |
| i“š‚¦j@13.68c‡u |
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