Mw 10. a hole of radius r is bored symmetrically through a sphere of radius 2r. the volume of the solid that remains is (a) 43tr3 (b)2 tr (c)sw32 2 (d) 42 tr2 3

Mw 10. A hole of radius r is bored symmetrically through a sphere of radius 2r. The volume of the solid that remains is (a) 43tr3 (b)2 Tr (C)SW32 2 (d) 42 Tr2 3