题目内容
圆锥的底面直径和高都是6cm.它的体积是______,和它等底等高的圆柱的体积是______.
(1)V圆锥=
πr2h,
=
×3.14×(6÷2)2×6,
=
×3.14×9×6,
=56.52(立方厘米),
(2)56.52×3=169.56(立方厘米);
答:它的体积是56.52立方厘米,和它等底等高的圆柱的体积是169.56立方厘米;
故答案为:56.52立方厘米,169.56立方厘米.
| 1 |
| 3 |
=
| 1 |
| 3 |
=
| 1 |
| 3 |
=56.52(立方厘米),
(2)56.52×3=169.56(立方厘米);
答:它的体积是56.52立方厘米,和它等底等高的圆柱的体积是169.56立方厘米;
故答案为:56.52立方厘米,169.56立方厘米.
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