volumeof a cone (r=7,h=31)?

5 ⤊

2007-05-22 15:55:21 · 3 answers · asked by jerra s 1 in Science & Mathematics ➔ Mathematics

V=1/3 π*r^2h
V=π*7^2*31/3
V=1590.6930802676319764082517664005

2007-05-22 16:45:40 · answer #1 · answered by yupchagee 7 · 5⤊ 0⤋

V = (1/3) x π x 7² x 31units ³
V =1591 units³

2007-05-22 21:21:08 · answer #2 · answered by Como 7 · 0⤊ 0⤋

volume of a cone is 1/3* 22/7rsq h
r=7
h=31
= 1/3*22/7*7sq*31
=154 ans

2007-05-22 20:16:12 · answer #3 · answered by SmArTy SeHeR cHaNd 4 · 0⤊ 0⤋