yy分组设计大全cf战队:回答完整

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奶奶过生日,陈明和妈妈给奶奶买了个大蛋糕,包装好后,直径为60厘米,高为40厘米,服务要用彩带将蛋糕捆扎,你知道至少要用多长的彩带吗?(接头处为35厘米).捆扎后的体积是多少?

60乘6=360
40乘6=240
360+240+35=635xhsxholikjgtrsajsdf.ukjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjhggjtyyyyyyyyyyyyyyyyytyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyydddddddddddddddddddddddddttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttthhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhtttttttttttttttttttjhgfjjjjjjjjjjjjjjjjjjjjjj

60*2=120 40*2=80 120*80=200 200+35=235厘米