Respuesta :

1. 278.25
3.14 x 5 x 5 x 1/2= 39.25
10 x 8 x 6 x 1/2= 240

Answer:

11. 24+25pi

12. 28

Step-by-step explanation:

Triangle area: 8 x 6 x 1/2=24 ft^2

Semi circle area: 5^2pi

Figure area: 24+25pi

12. Count outer squares:  28