Respuesta :

adelodunoba85

Answer:

(a) (πa^2/2)+8a

(b) πa^2/2 represent the area of the semicircle in the figure while

8a is the area of the rectangle

Step-by-step explanation:

(c) area = (22/7*2^2/2)+8*2

=44/7*16=100.57in^2