题目
在一个底面半径为10厘米的圆柱形杯里装满水,水里浸泡了一个底面半径为5厘米的圆锥形铅锤.当铅锤从水里取出后,杯里水面下降了2厘米.这个铅锤的高是多少厘米?
提问时间:2021-04-05
答案
3.14×102×2÷(3.14×52×
)
=100×2÷(25×
)
=4×6
=24(厘米).
答:这个铅锤的高是24厘米.
1 |
3 |
=100×2÷(25×
1 |
3 |
=4×6
=24(厘米).
答:这个铅锤的高是24厘米.
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