Respuesta :

5a
area of trapazoid = (12+16)(7)/2 = 98 ft^2
area =98 ft^2

5b
$3.50 x 98 = $343
cost =  $343

5c
area = 4x15 = 60
area = 60 ft^2

5d
$4 x 60 = $240
cost = $240