Respuesta :

Answer:

4. 36.6

5. 74.6

6. 20.8

Step-by-step explanation:

4.volume=1/3bh

=1/3(10)(11)

=36.6 recurring

5.=1/3(16)(14)

=74.6 recurring

6.=1/3(5.2)(12)

=20.8