题目内容
求如图阴影部分的体积单位、厘米.

3.14×(6÷2)2×8-
×3.14×(6÷2)2×8,
=3.14×9×8-
×3.14×9×8,
=(1-
)×3.14×9×8,
=
×3.14×9×8,
=150.72(立方厘米).
答:阴影部分的体积是150.72立方厘米.
| 1 |
| 3 |
=3.14×9×8-
| 1 |
| 3 |
=(1-
| 1 |
| 3 |
=
| 2 |
| 3 |
=150.72(立方厘米).
答:阴影部分的体积是150.72立方厘米.
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