问题
解答题
将一个底面直径是20厘米,高为15厘米的金属圆锥体,全部浸没在直径是40厘米的圆柱形水槽中,水槽水面会升高多少厘米?
答案
3.14×102×15×=1570(立方厘米),1570÷(3.14×202)=1.25(厘米)
将一个底面直径是20厘米,高为15厘米的金属圆锥体,全部浸没在直径是40厘米的圆柱形水槽中,水槽水面会升高多少厘米?
3.14×102×15×=1570(立方厘米),1570÷(3.14×202)=1.25(厘米)
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( )1. Who gave a book to you? ( )2.Where is the book about animal? ( )3. Can you run fast? ( )4. When did your father come back? ( )5. Do you like chips? ( )6. What is he going to eat for dinner? | A.Sorry,l can't. B.Yes,l do. C.My teacher. D.Last week. E .Meat and fish F.It's in my bag. |