设球的半径为R,球缺(也叫球冠)的底面半径为r,
球缺的高为h,则其体积
V=πh(3r²+h²)/6=πh²[R-(h/3)]
h=25
r=50
R²=r²+(R-25)²
R²=50²+(R-25)²=2500+R²-50R+625
50R=3125
R=62.5
V=3.14*25*25(62.5-25/3)=106302
设球的半径为R,球缺(也叫球冠)的底面半径为r,
球缺的高为h,则其体积
V=πh(3r²+h²)/6=πh²[R-(h/3)]
h=25
r=50
R²=r²+(R-25)²
R²=50²+(R-25)²=2500+R²-50R+625
50R=3125
R=62.5
V=3.14*25*25(62.5-25/3)=106302