题目内容
求下面各图形的体积(单位:厘米):

(1)圆柱的体积:
3.14×32×6.5,
=3.14×9×6.5,
=28.26×6.5,
=183.69(立方厘米);
(2)圆锥的体积:
×3.14×(8÷2)2×6,
=2×3.14×16,
=2×50.24,
=100.48(立方厘米);
(3)长方体的体积:
8×5×6.5,
=40×6.5,
=260(立方厘米);
(4)正方体的体积:
4×4×4=64(立方厘米);
故答案为:183.69;100.48;260;64.
3.14×32×6.5,
=3.14×9×6.5,
=28.26×6.5,
=183.69(立方厘米);
(2)圆锥的体积:
| 1 |
| 3 |
=2×3.14×16,
=2×50.24,
=100.48(立方厘米);
(3)长方体的体积:
8×5×6.5,
=40×6.5,
=260(立方厘米);
(4)正方体的体积:
4×4×4=64(立方厘米);
故答案为:183.69;100.48;260;64.
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