Respuesta :

27inches
First, find the area of the base. (Area = pi r-squared)
5=3.14 r-squared
5/3.14=r-squared
1.59=r-squared
R=1.26
Then use the radius to find the height. (V=pi r-squared h/3)
45=3.14x1.26x1.26x h/3
9=h/3
9x3=h
H=27