I think this is y = 2/1x+1
area 4 ft
-__________________________________________________________-
A = (1/2) * apothem * pperimeter
A = (1/2) * 4.2 * (4 * 7)
A = 58.8 inches
Missing angle = 100
Because Corresponding Angles<span> are equal on </span><span>Parallel Lines</span>