Respuesta :

Answer:

(2/3)πR^3

R=4-3=1

Say π=3.14

(2/3)3.14(1)^3

=2.09 in^3

V = a x h x 1/3

V = 3.14(1) x 3 x 1/3

V=3.14 in^3

Total: 2.09 + 3.14 =5.23 in^3