Respuesta :

you need to figure the area of the large rectangle and then add the area of the half circle

rectangle
one long side is 18 in and width is 9
l x w is 162 Sq in

full circle is pi r squared
3.14 x 4.5^2
63.58

half circle would be 31.79
add 31.79 and 162
193.79 Sq ft