为了给大树防冻,王师傅用草绳给大树保温,一根草绳23米,绕树干16圈还余0.6米,这根树干的横截面的直径
为了给大树防冻,王师傅用草绳给大树保温,一根草绳23米,绕树干16圈还余0.6米,这根树干的横截面的直径
平均约是多少米?
平均约是多少米?
数学人气:906 ℃时间:2020-05-10 04:19:44
优质解答
23-0.6=22.4(m) 22.4/16/3.14 =1.4/3.14 =0.45(m)一张长方形铁皮长28.26分米,宽3分米,要用它剪最大的圆,最多能剪几个?
我来回答
类似推荐
猜你喜欢
- 1Not forget to write to your father.这句话有什么错误并改正
- 2if you don't give me a hand,i can't finish this work by myself改为同义句 can't finish this work by
- 3小明的漫画书本数是小华的2.5倍,如果小明给小华12本,两人的本数就一样多.小明有多少本?
- 4what are you arguing about/为什么加about?
- 5is this mary‘s doll?将句子变成复数
- 6Little _____that she was seriously ill herself.
- 7已知函数f(x)=2cosx+sin平方x,求f(x)的最大值
- 8长90米的列车速度是每秒15米,它追上并超过长50米的列车用了14秒.长50米的火车每秒行驶多少米
- 9问一道初二勾股定理的数学题
- 10What the size of your shoes?的同意句