Practice packet
challenge question
9) the diagram shows an igloo which
consists of a hemispherical shell of outside
radius of 2 m and an inside radius of 1.8 m.
what is the volume of the walls of the igloo
(ignore any openings).
a) 1.44 i m3
b) 2.89 m3
c) 3.888 n m3
d) 5.333 i m3
-1.8 m-
-2 m-