问题
填空题
体积相等,底面积相等的圆柱和圆锥,它们的高的比是______:______.
答案
设圆锥的体积是v,底面积是s,则圆柱的体积是v,底面积是s,则:
(3v÷s):(v÷s),
=
:3v s
,v s
=3:1;
故答案为:3,1.
体积相等,底面积相等的圆柱和圆锥,它们的高的比是______:______.
设圆锥的体积是v,底面积是s,则圆柱的体积是v,底面积是s,则:
(3v÷s):(v÷s),
=
:3v s
,v s
=3:1;
故答案为:3,1.